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What's the Weather Like in Buenos Aires in January. Temperature. January is the warmest annual month in Buenos Aires, Argentina. Average daily temperatures fluctuate between 20C (68F) and 30C (86F). Both low and high temperatures vary only subtly.
In January 2022, the temperature exceeded 40 °C (104 °F) for four days, and reached 41.5 °C (106.5 °F) at the observatory, with a minimum of 30 °C (86 °F), the highest value since January 1957, when it had reached 43.3 °C (110 °F).
January Weather in Buenos Aires Argentina. Daily high temperatures are around 82°F, rarely falling below 75°F or exceeding 90°F. The highest daily average high temperature is 83°F on January 15. Daily low temperatures are around 69°F, rarely falling below 61°F or exceeding 76°F.
Get the monthly weather forecast for Buenos Aires, Buenos Aires - Capital Federal, Argentina, including daily high/low, historical averages, to help you plan ahead.
In January, Buenos Aires generally has very high temperatures and moderate rainfall. January falls within the summer season. Daytime temperatures hover around 30°C , while nights can cool down to about 18°C .
Is the climate in Buenos Aires (in Argentina) in january good? Discover the weather forecast in january 2025 to prepare your trip.
January is typically the hottest month in Buenos Aires. Remember that in January it's summer in the souther hemisphere! The temperature hits about 31℃ during the day, falling away to a balmy 15℃ at night .The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm.
