August
Weather in South America for August 2026
Your guide to South America weather in August - trends and predictions
In general, the average temperature in South America at the beginning of August is 26.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.6 °C by the end of August.
South America experiences moderate rainfall in August, with an average of 10 rainy days and a total precipitation of 130.2 mm.
Temperatures
Rain 🌧️
21
Dry days
10
Rainy days
0
Snow days
26°/18°
Temperatures
17 km/h
Avg max wind
71 %
Avg humidity
South America Weather August
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Temperatures trend during August in South America
See the weather trend as well as the moving average line
August weather in South America day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 24° /16° | 0 mm | 7 | |
| 2 Aug. | Sunny | 26° /16° | 0 mm | 7 | |
| 3 Aug. | Sunny | 28° /16° | 0 mm | 8 | |
| 4 Aug. |  Partly cloudy | 26° /18° | 0 mm | 7 | |
| 5 Aug. | Sunny | 26° /18° | 0 mm | 7 | |
| 6 Aug. | Sunny | 26° /19° | 0 mm | 7 | |
| 7 Aug. | Sunny | 28° /18° | 0 mm | 8 | |
| 8 Aug. |  Heavy rain at times | 28° /19° | 2.7 mm | 7 | |
| 9 Aug. |  Patchy rain possible | 23° /18° | 3.4 mm | 6 | |
| 10 Aug. | Sunny | 23° /17° | 9.4 mm | 6 | |
| 11 Aug. | Sunny | 24° /17° | 0.8 mm | 7 | |
| 12 Aug. | Patchy rain possible | 25° /17° | 0.1 mm | 7 | |
| 13 Aug. |  Moderate rain at times | 22° /17° | 2 mm | 6 | |
| 14 Aug. | Patchy rain possible | 22° /16° | 2 mm | 6 | |
| 15 Aug. |  Cloudy | 24° /17° | 0 mm | 6 | |
| 16 Aug. | Partly cloudy | 25° /18° | 0.2 mm | 7 | |
| 17 Aug. | Sunny | 26° /18° | 0 mm | 7 | |
| 18 Aug. | Sunny | 27° /18° | 0 mm | 8 | |
| 19 Aug. |  Overcast | 28° /18° | 0 mm | 7 | |
| 20 Aug. | Sunny | 27° /19° | 0.5 mm | 7 | |
| 21 Aug. | Sunny | 28° /19° | 0.1 mm | 7 | |
| 22 Aug. | Sunny | 29° /19° | 0 mm | 8 | |
| 23 Aug. | Sunny | 32° /20° | 0 mm | 9 | |
| 24 Aug. | Patchy rain possible | 28° /20° | 0.3 mm | 7 | |
| 25 Aug. |  Light drizzle | 24° /19° | 5.6 mm | 6 | |
| 26 Aug. | Light rain shower | 21° /17° | 14 mm | 5 | |
| 27 Aug. | Light rain shower | 21° /16° | 27.1 mm | 5 | |
| 28 Aug. | Light rain shower | 21° /16° | 14.7 mm | 6 | |
| 29 Aug. | Light rain shower | 22° /17° | 8.7 mm | 6 | |
| 30 Aug. | Cloudy | 24° /18° | 1.6 mm | 6 | |
| 31 Aug. | Overcast | 25° /18° | 0.1 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for South America in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the South America forecast closer to your planned date for the most up-to-date weather information.
Change Month
South America in August - FAQ
What are the expected maximum and minimum temperatures in South America during August?
During August, expect a variety of temperatures with highs around 26° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in South America during August?
Significant rainfall exceeding 130.2 mm is expected in South America during August, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in South America during August?
The average wind speed in South America during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
South America water temperatures in August
The average water temperature of the Atlantic Ocean near South America in August is 19.3 °C. At the beginning of August temperatures are around 19.8 °C; by the end of the month they get a bit cooler and reach 18.9 °C.
- What is the water temperature in South America in August?
- The average water temperature in South America in August is 19.3 °C.
- Can you swim in South America in August?
- Refreshing and invigorating. Expect to feel chilled after 10–20 minutes; a shorty wetsuit extends water time, especially at dawn.
August rainfall patterns in South America
Explore the daily rainfall trends and prepare for South Americas August weather 💧
Typically, South America has 10 rainy days in August with a total of 130.2 mm of rainfall.
UV exposure in South America during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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