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Argentina weather in August 2025
Expect daytime maximum temperatures of 17°C in Argentina in August based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 67 mm of rainfall in the month.
- 17°C max day temperature
17 - 6 hours of sunshine per day
- 7 days with some rainfall
7 - 8°C min night temperature
8 - 11 hours of daylight per day
11 - No heat & humidity
0 - 67 mm of monthly rainfall
67 - 4 (Moderate) UV index
4 - 13°C sea temperature
13
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Recommended for Argentina
The August weather guide for Argentina (Buenos Aires) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Argentina destinations
Below are average maximum temperatures at popular countries, regions and places in Argentina in August. Select a holiday destination to see more weather parameters.
All Argentina destinations
- Bahia Blanca
- Buenos Aires
- Comodoro Rivadavia
- Cordoba
- El Calafate
- Iguazu Falls
- Mar del Plata
- Mendoza
- Rosario
- Salta
- San Carlos de Bariloche
- San Miguel de Tucuman
- Ushuaia
Metric (°C / mm) | Imperial (°F / inches)
More about Argentina
How warm is it in Argentina in August?
Daytime temperatures usually reach 17°C in Buenos Aires, Argentina in August, falling to 8°C at night.
How sunny is it in Argentina in August?
There are normally 6 hours of bright sunshine each day in Buenos Aires, Argentina in August - that's 51% of daylight hours.
How warm is the sea around Argentina in August?
The average sea temperature around Buenos Aires, Argentina in August is 13°C.
Does it rain in Argentina in August?
There are usually 7 days with some rain in Buenos Aires, Argentina in August and the average monthly rainfall is 67mm.
Argentina August sunrise & sunset times
Browse the sunrise and sunset times for Argentina in August 2025. Select a month to view Argentina sunrise and sunset times for the next 12 months. The Argentina sunrise and sunset times shown below are for Buenos Aires.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 07:47 | 18:13 |
| Saturday, 16th August 2025 | 07:32 | 18:24 |
| Sunday, 31st August 2025 | 07:13 | 18:35 |
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