Buenos Aires Weather in July
What's the weather like in Buenos Aires (Puntarenas) in July 2025?
The climate in Buenos Aires during July can be summarized as warm, humid and very wet.
July is in the summer in Buenos Aires and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (77°F), whilst at night 18°C (65°F) is normal.
| Daytime temperature | 24.9°C 76.8°F |
|---|---|
| Nightly temperature | 18.1°C 64.6°F |
| Average temperature | 21.5°C 70.7°F |
| Daily sunshine | 6.3 hrs |
| Avg rainfall | 240 mm 9.5 ins |
| Rainy days | 23 days |
| Sea temperature | 28.7°C 83.6°F |
| Humidity | 86% |
| Windspeed | 11.2kph 7 mph |
On average July is the 6th driest month of the year in Buenos Aires with around 240mm 9.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
July temperatures in Buenos Aires
July rainfall
July hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Buenos Aires in July 2025.
Other monthly averages
Buenos Aires weather stats
| Hottest month: | May | 25.4°C 77.7°F |
|---|---|---|
| Driest month: | January | 40mm 1.6ins |
| Sunniest month: | March | 7.6hrs |
| Coldest month: | January | 24.1°C 75.4°F |
| Wettest month: | October | 544mm 21.4ins |
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