Air temperatures are slightly lower in December and February. At the central observatory,[note 1] the highest recorded temperature is 43.3 °C (109.9 °F) while the lowest recorded temperature is −5.4 °C (22.3 °F). The best month to swim in the sea is in January when the average sea temperature is 23°C (73°F). For a neighborhood with pleasant walks of brilliantly hued trees, head to Barracas. , The year with the maximum precipitation was 1900, when the city received 2,024 mm (79.7 in) of precipitation.  Highs during the season average 16.3 °C (61.3 °F) while lows average 8.1 °C (46.6 °F). Weather in Buenos Aires in july 2021. These seasons also have reasonably priced rates for hotels.  In some cases, heat waves,[note 2] can occur, particularly in November. , Wind speed 11 mph 18 km/h E 11 mph 18 km/h Easterly.  Flooding impacts the neighbourhoods La Boca and Barracas which are in the southern parts of the city, more low-lying and inhabited by poor people (of low socioeconomic status).  This is due to hot temperatures and high insolation that lead to the development of a low pressure system called the Chaco Low situated over northern Argentina that interacts with the South Atlantic High to generate a pressure gradient that brings moist easterly winds to the region, favouring precipitation, which mostly occurs in the form of convective thunderstorms. January is the hottest month, with average temperatures ranging from 20C (68F) to 30C (86F). Take an umbrella, raincoat, and waterproof shoes, as well. Argentina's high season is during the summer months of October through March and during the winter month of July.  It is one of the rainiest seasons in the city, averaging 316.5 mm (12.46 in) of precipitation and 28 days with measurable precipitation. While nights do cool off considerably during the summer, it won’t hurt to do like the locals and chug lemonade or buy a big cone of ice cream.  The South Pacific High is the origin of polar air masses that are responsible for the coldest temperatures and result in clear and very dry conditions. Please also visit Buenos Aires Historical Weather, Weather widget and Weather Charts pages. If you want to blend in with the locals, pack mostly black clothes. The summer vacation months in Argentina are January and February: school is out and families travel. Thanks to its proximity to the Rio de la Plata, it has moderate temperatures most of the year. Based on weather reports collected during 1985–2015.  Cold fronts are more common during winter than in summer as the South Atlantic and South Pacific highs are at their southernmost positions during summer, making it difficult for cold fronts to enter. Winters in Buenos Aires are cold, but not cold enough for snow. Thunderstorms in the morning will give way to lots of sunshine late. Buenos Aires, the capital of Argentina, has a temperate climate, which is classified as a humid subtropical climate (Cfa) under the Köppen climate classification with four distinct seasons.  On the other hand, 1916 has been the driest year, with a mean annual precipitation of 504 mm (19.8 in). December is the beginning of the summer - enjoy swimming in the pleasant and warm waters that have heated up to 21°C (69.8°F) due to a lower humidity of 64%. The best travel deals are between April and June. Summer Weather in Buenos Aires (December February) Summer season features the highest annual temperatures and the highest amount of rainfall.  As such, the end of winter is usually characterized by heavy storms with lightning. Our first visit to Buenos Aires was during July. Spring and fall are transition seasons characterized by changeable weather. High 82F.  The greatest risk for tornadoes occurs in the summer season due to the favourable conditions.  In autumn and summer, it produces storms that are generally located north of the city and produces strong winds from the south or southeast that can occasionally lead to the swelling of the Río de la Plata, flooding coastal areas.  This is popularly known as the Santa Rosa Storm, around 30 August. Find out more about our data sources.  Based on 111 years of weather observations (1906–2016) from the central observatory, 61 years (55% of the time) have seen stormy weather occurring on days close to 30 August, although not all of these have led to heavy precipitation. It ranged anywhere from 50 to 70 degrees during the day (closer to freezing at night) and it was very pleasant for walking. Buenos Aires generally enjoys good weather year-round, making it a prime tourist destination. In contrast, this low pressure system weakens in the winter, which combined with strong southerly winds results in a drier season due to weaker easterly winds. Christine Gilbert is a freelance writer, editor, and entrepreneur.  In extreme cases, these power shortages during heat waves can cause traffic jams and protests, such as the December 2013 heat wave (longest heat wave ever recorded in Buenos Aires) where increased energy demand lead to energy shortages and power cuts, protests against the government over the lack of service, and traffic jams as a result of these protests. With weather that is pleasantly mild, year-round, Buenos Aires is always ready for exploration by bike, public transportation, or on foot - one of the many reasons it was … Buenos Aires - Weather forecast from Theweather.com. The hot temperatures and high insolation in the summer months form a low pressure system called the Chaco Low over northern Argentina, generating a pressure gradient that brings moist easterly winds to the city – because of this, summer is the rainiest season. Averages are for Buenos Aires Airport, which is 4 miles from Buenos Aires. Chance of rain 80%.  In contrast, La Niña years are associated with lower precipitation; precipitation is below average during October–December. Summers are hot and humid with frequent thunderstorms while winters are cool and drier with frosts that occurs on average twice per year.  Occasionally, a tornado can form, which can strike the city although most tornadoes are relatively weak and rarely cause deaths.  This is because as the cold air masses from the South Pacific High move over the Pacific Ocean and the Andes and reach the land south of 35oS (where the Andes are shorter in height), anticyclogenesis leads to the formation of a strong high pressure system in the center of the country (at around 40oS).  , Springs in Buenos Aires are typically mild during the day with cool to cold nights. However, some people may find the summer months too hot and humid (Dec-Feb; average highs of 28C/83F, average lows of 17C/63F), or the winter months a little cold (Jun-Aug; average highs of 15C/59F, average lows of 7C/47F), obviously depending on what kind of weather you are used to at …  Because the Sudestada brings the highest wind speeds (particularly when these winds are combined with the astronomical tides), the Sudestada is responsible for floods that occur in low-lying areas.  Often, the passage of the Pampero winds occurs as a cold front passes through, leading to strong gusts from the south or southeast, a decrease in humidity and temperature, and an increase in the atmospheric pressure.  These severe storms can damage cars, houses and disrupt public services such as transportation and collection and disposal of urban solid waste. Buenos Aires climate summary The Buenos Aires lies on 24m above sea level In Buenos Aires, the climate is warm and temperate. What to pack: A raincoat, umbrella, and waterproof shoes for the rainy days. Flugh.) Travelers enjoy world-class museums and restaurants, exceptional architecture, and a rousing nightlife. What to pack: Tank tops, shorts, or any light, reflective clothing.  Nonetheless, these are short lived as the Chaco Low, which is responsible for bringing in warm and tropical air from the north is weaker in winter due to lower insolation, leading to the winds from the north being less intense and shorter lived. The coastal location results in a strong maritime influence, causing extreme temperatures (hot or cold) to be rare. What's the Weather Really Like in Canada?  However, most heat waves are of short duration (usually less than a week), and are followed by the passage of the cold, dry Pampero wind, which brings violent and intense thunderstorms with strong gusts and hail followed by cooler temperatures and lower humidity.  On average, Buenos Aires is warmer than the surrounding areas by 1.5 to 3.5 °C (2.7 to 6.3 °F) owing to the urban heat island. Winds W at 5 to 10 mph. Summer is the rainiest season in Buenos Aires, so expect showers with your sunshine. Spring and fall are transition seasons characterized by changeable weather. However, the Buenos Aires Tango Festival is another big attraction in the country. , The urban heat island makes the city warmer than suburban and rural areas. The most beautiful time to visit, however, is in October and November when the jacaranda trees are in …  The average high is 29.1 °C (84.4 °F) while the average low is 19.3 °C (66.7 °F). Buenos Aires is one of Latin America’s most important ports and most populous cities, as well as the national centre of commerce, industry, politics, culture, and technology. Gloves are recommended but not essential. High Temp: 83 °F.  Frosts rarely occur, though they can occur as early as May. , Summers are hot and humid. Be prepared with the most accurate 10-day forecast for Caballito, Buenos Aires, Argentina with highs, lows, chance of precipitation from The Weather Channel and Weather.com Summer temperatures in Buenos Aires range from 15 to 30 degrees Celsius (59 to 86 degrees Fahrenheit). During hot, wet Buenos Aires summers, most porteños (Buenos Aires residents) leave their beloved city for the waters of Mar de Plata or Brazil’s Florianopolis. If you come during this time, book a room with air conditioning as the humidity is crushingly present. While the humidity level lowers slightly, it combines with the heat, making days feel muggy.  Snowfall occasionally occurs in the surrounding areas of the city but rarely within Buenos Aires proper; since the start of meteorological observations in 1906 at the central observatory, snowfall has only been observed thrice: June 1918, July 1928, and July 2007. Different climatic factors influence the climate of Buenos Aires.  These warm air masses that are responsible for the high humidity and cloud cover are the warmest air masses, leading to the warmest temperatures. There is also a wet season here from December to March when it can be uncomfortably humid. At the central observatory, the highest recorded temperature is 43.3 °C (109.9 °F) while the lowest recorded temperat… What to pack: Bring shorts and T-shirts, as well as jeans and a hoodie. , June to August are the winter months in Buenos Aires. Due to ski season in the south of the country, there’s a slight rise in tourism in the winter from North American tourists making their way down to the Patagonian slopes.  Winters are cloudy while relative humidity is very high, often 90% or higher, making the weather dull, grey and cool.  The average heat island is in summer than in winter.  In contrast, the urban heat island effect during nights is the most intense in January than in July. , The city is located in an area in which the Pampero and the Sudestada winds pass by. , According to the central observatory, which has one of the most reliable and oldest records in South America, the highest temperature in Buenos Aires, 43.3 °C (109.9 °F), was recorded on 29 January 1957 while the lowest temperature recorded is −5.4 °C (22.3 °F) on 9 July 1918. The weather in Buenos Aires in the month of july comes from statistical datas on the past years. There are performances, concerts, and classes to learn Argentina’s most famous dance. Most locals leave the city, but the international tourists come in droves for winter break in the Northern Hemisphere. The is a great deal of rainfall in Buenos Aires, even in the driest month.  When the cold Pampero winds meet with warm humid air from the north, thunderstorms are produced. December: 82 degrees F / 64 degrees F (28 degrees C / 18 degrees C), January: 84 degrees F / 68 degrees F (29 degrees C / 20 degrees C), February: 77 degrees F / 66 degrees F (25 degrees C / 19 degrees C). The central observatory refers to the weather station located in Villa Ortúzar that has been operational since 1906. Weather conditions with updates on temperature, humidity, wind speed, snow, pressure, etc. In the deserts of Cuyo it can be extremely hot and dry in summer and temperatures can reach … Humidity reaches nearly 80 percent, making the cold feel that much more biting, but a warm coat and hat will make ventures outside bearable. Nights can still be cool, so if you get cold easily, pack a warm jacket. The wettest month is January with an average of 100mm of rain. , The climate of Buenos Aires is dominated by the semi–permanent South Atlantic High throughout the year. The seasons in Argentina are the reverse of those in the Northern Hemisphere. Southern summer has no debilitating heat yet winter is usually pretty cold and snowy. I wouldn't be discouraged that it is their winter. Historical or past weather forecast page provides historical weather forecast from 1 st July, 2008 till now in 3 hourly interval. Spring is one of the best times to visit in Buenos Aires. Buenos Aires has a temperate climate. Buenos Aires, city and capital of Argentina.The city is coextensive with the Federal District (Distrito Federal) and is situated on the shore of the Río de la Plata, 150 miles (240 km) from the Atlantic Ocean. To relieve the warm many Porteños, or locals, escape to the nearby beaches of Mar del Plata or Punta Del Este, meaning the city is generally far less crowded. Generic astronomy calculator to calculate times for sunrise, sunset, moonrise, moonset for many cities, with daylight saving time and time zones taken in account. Summer is the rainiest season in Buenos Aires, so expect showers with your sunshine. The July weather guide for Buenos Aires, Argentina shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute.  Later on in the season, conditions are cooler featuring mild afternoons, and cold nights and mornings. When planning your trip to Buenos Aires, keep in mind that the seasons are reversed in the southern hemisphere.  During an El Niño year, precipitation is higher, with a significant increase in precipitation from November to January.  The Chaco Low also interacts with the South Atlantic high to bring warm and tropical air from the north which is the strongest in summer when the Chaco Low is at its strongest due to higher insolation. Summer starts in December; winter starts in June. In Buenos Aires, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year.. Summers are hot and humid with frequent thunderstorms while winters are cool and drier with frosts that occurs on average twice per year.  Warm, humid air penetrates the city, higher solar radiation and frequent synoptic weather disturbances from the west occur during the end of the winter. An extreme example of this was in November 2007, when cold polar air from the south brought temperatures down to 2.5 °C (36.5 °F) on the morning of 15 November. Buenos Aires, Argentina - Get the very latest weather forecast, including hour-by-hour views, the 10-day outlook, temperature, humidity, precipitation for your area. , Heat waves are a common feature of summers in the city.  This is due to the city center having higher temperatures than the surrounding areas owing to the urban heat island effect.  The highest precipitation for a single day was recorded on 27 February 1930, when 194.1 mm (7.64 in) of precipitation fell..  On the other hand, 1911 was the coldest year, with a mean annual temperature of 15.4 °C (59.7 °F). From June till August are … The autumn and spring are characterized by fluctuating temperatures and quickly changing weather. The climate in Argentina is very varied. A good pair of jeans and a flannel will be perfect for early winter. The winter months of June to September are mild but humid, with mean temperatures in the low 50s F (about 11 °C). Some shorts, pants, T-shirts, and a light jacket or hoodie. Showing: All Year Climate & Weather Averages in Buenos Aires. According to the Argentine National Weather Service, a heat wave is defined when there are 3 consecutive days in where the minimum and maximum temperature exceed 22.0 °C (71.6 °F) and 32.3 °C (90.1 °F) respectively. September: 66 degrees F / 50 degrees F (19 degrees C / 10 degrees C), October: 73 degrees F / 55 degrees F (23 degrees C / 13 degrees C), November: 77 degrees F / 61 degrees F (25 degrees C / 16 degrees C). The temperatures are high, ranging between 18°C (64.4°F) and 28°C (82.4°F) in this transitional month. , Towards the end of winter in August, there are important changes in the atmospheric circulation. Expect the most amount of daylight hours (sometimes as many as 14 hours) and power cuts throughout the city from people blasting air conditioners all day. It’s low tourist season, but the city will still be active, despite the chilly weather.  This varies by season; its influence during the day is the strongest in July than in January.  With a mean precipitation of 384.8 mm (15.15 in), it is the rainiest season.  Being located in the Pampas, the weather is variable due to the contrasting air masses and frontal storms. Fall is an excellent time to visit Buenos Aires, especially in April and May.  These warm air masses can bring sunny weather, particularly during the afternoon when they come from the north or northwest as a result of a trough located in central Argentina. December weather forecast for Buenos Aires, Argentina. Source 2: Servicio Meteorológico Nacional (precipitation days 1961–1990), This page was last edited on 16 November 2020, at 22:39. Today’s and tonight’s Caballito, Buenos Aires, Argentina weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com :39, At the beginning of autumn, temperatures are warm to hot in the afternoon while nights and mornings are mild. The semi–permanent South Atlantic High influences its climate throughout the year by bringing in moist winds from the northeast, which bring most of the precipitation to the city in the form of frontal systems during winter or storms produced by cyclogenesis in autumn and winter. The city is hot and humid during the summer months of December to March, with temperatures in the low to mid-80s (about 28 °C). Winter is low tourist season, and enjoys lower humidity than the fall, thanks in part to strong southerly winds beginning to blow through the city. Porteños gather in parks, sip mate (a highly-caffeinated tea), and enjoy the masses of flowers blooming throughout the city.  Nonetheless, most precipitation events are short in duration. Back to top.  The average high is 22.5 °C (72.5 °F) while the average low is 13.2 °C (55.8 °F). The temperatures start to cool considerably in March and continue to drop throughout the season, hovering between the low 70s and high 50s Fahrenheit.  This brings in moist winds from the northeast, which brings most of the precipitation to the city. Find out more about our data sources. / Argentinien", "Buenos Aires, Argentina - Monthly weather forecast and Climate data", "Chapter 13: Argentina, Uruguay, and Paraguay", "Chapter 3: The Changing Coastlines of South America", https://en.wikipedia.org/w/index.php?title=Climate_of_Buenos_Aires&oldid=989077249, Articles with Spanish-language sources (es), Creative Commons Attribution-ShareAlike License. The weather in Buenos Aires is ideal in fall (Mar-May) and spring (Sept-Nov).  Occasionally, warm air masses from the north bring warmer temperatures.  The same polar air affected many parts of the country, bringing cold temperatures and snow in coastal parts of Patagonia. According to the Argentine National Weather Service, a cold wave occurs when there are 3 consecutive days where both the minimum and maximum temperatures are less than 3.8 °C (38.8 °F) and 12.6 °C (54.7 °F) respectively, The World Meteorological Organization Station ID for Buenos Aires Observatorio is 87585, "Centenario de la Creación del Observatorio Central Buenos Aires, del Servicio Meteorológico Nacional", "Updated world map of the Köppen−Geiger climate classification", "Objective method for classifying air masses: an application to the analysis of Buenos Aires' (Argentina) urban heat island intensity", "Cold Season Synoptic-Scale Waves over Subtropical South America", 10.1175/1520-0493(2002)130<0684:CSSSWO>2.0.CO;2, 10.1002/1097-0088(200008)20:10<1167::AID-JOC526>3.0.CO;2-T, "Capítulo 2: Impacto en la Ciudad de Buenos Aires", "Vulnerability to floods in the metropolitan region of Buenos Aires under future climate change", 10.1002/(SICI)1097-0088(199812)18:15<1709::AID-JOC338>3.0.CO;2-I, "La Primavera en la Ciudad de Buenos Aires", "Temperaturas Invernales en Pleno Noviembre", "Resumen Estadístico y Cronológico de las Olas de Calor en la Ciudad de Buenos Aires", "Analysis: Fernandez image wilts in year–end heat wave", "Buenos Aires residents protest over 'heatwave power cuts, "Informe Especial debido a la Ocurrencia de una Ola de Calor Excepcional en Argentina Durante Diciembre de 2013", "El Pampero, Un Viento del Sur Indómito y Mañero", "Chapter 2: Assessment of Disaster Risk Management Strategies in Argentina", "Heladas Meteorológicas: Buenos Aires OBS", "El Invierno en la Ciudad de Buenos Aires", "Heladas Meteorológicas: Aeroparque AERO", "Resumen Estadístico y Cronologico de las Olas de Frio en La Ciudad de Buenos Aires", "112 años midiendo el tiempo de Buenos Aires", "2017: récord de temperatura en Argentina", "2015 is the hottest year on record for BA City", "El Mes de Enero en la Ciudad de Buenos Aires", "El Mes de Febrero en la Ciudad de Buenos Aires", "El Mes de Marzo en la Ciudad de Buenos Aires", "El Mes de Abril en la Ciudad de Buenos Aires", "El Mes de Mayo en la Ciudad de Buenos Aires", "El Mes de Junio en la Ciudad de Buenos Aires", "El Mes de Julio en la Ciudad de Buenos Aires", "El Mes de Agosto en la Ciudad de Buenos Aires", "El Mes de Septiembre en la Ciudad de Buenos Aires", "El Mes de Octubre en la Ciudad de Buenos Aires", "El Mes de Noviembre en la Ciudad de Buenos Aires", "El Mes de Diciembre en la Ciudad de Buenos Aires", "La huella del temido cambio climático: 2014 es el más lluvioso en 113 años en Buenos Aires", "Précipitations Mensuelles à Buenos Aires (Argentine)", "Estadísticas Climatológicas Normales - período 1981-2010", "Pronóstico Extendido por Aeroparque Buenos Aires–Estadísticas Normales Mensuales Estación: Aeroparque Aero", "Clima en la Argentina: Guia Climática por localidades", "Pronóstico Extendido por Jose Maria Ezeiza–Estadísticas Normales Mensuales Estación: Ezeiza Aero", "Valores Medios de Temperature y Precipitación-Capital Federal: Buenos Aires", "Station 87585 Buenos Aires Observatorio", "Aeroparque B. Aires Aero Climate Normals 1961–1990", "Klimatafel von Buenos Aires - Ezeiza (Int. 63°. She has traveled and lived in Asia and South America for over seven years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month. [note 3] These cold waves, particularly during severe winters lead to increases in energy demand, which can cause significant energy shortages. June: 62 degrees F / 47 degrees F (17 degrees C / 8 degrees C), July: 59 degrees F / 45 degrees F (15 degrees C / 7 degrees C), August: 63 degrees F / 48 degrees F (17 degrees C / 9 degrees C), Tarpon Springs, Florida: Average Temperatures and Rainfall. Summer is the peak tourist season and has higher hotel rates.  When Sudestadas form, they bring long periods of precipitation, cloudy weather and cooler temperatures. March is the rainiest month of the year, receiving 6.78 inches of rain, but rainfall decreases to 4.36 inches by April and continues falling through the winter.  The warmest year on record is 2017, with a mean annual temperature of 18.7 °C (65.7 °F) or 18.8 °C (65.8 °F). After months of cold and gray skies, temps began rising to the 60s and 70s Fahrenheit.