August
Weather in South America for August 2025
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 29 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.9 °C by the end of August.
South America experiences moderate rainfall in August, with an average of 7 rainy days and a total precipitation of 83.6 mm.
Is August a good time to visit South America? check out the best time to travel to South America page.
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Temperatures
Rain 🌧️
More
24
Dry days
7
Rainy days
0
Snow days
26°/15°
Temperatures
16 km/h
Avg max wind
55 %
Avg humidity
South America in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | 2 29° | 3 30° | ||||
| 4 28° | 5 29° | 6 31° | 7 30° | 8  26° | 9  26° | 10 22° |
| 11 26° | 12 26° | 13 16° | 14 23° | 15 27° | 16 28° | 17  30° |
| 18 31° | 19 29° | 20  27° | 21 29° | 22 32° | 23 34° | 24 31° |
| 25 22° | 26 17° | 27 17° | 28  19° | 29 22° | 30  28° | 31 28° |
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Temperatures trend during August in South America
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Sunny | 26° /14° | 0 mm | 8 | |
| 2 Aug. | Sunny | 29° /14° | 0 mm | 8 | |
| 3 Aug. | Sunny | 30° /15° | 0 mm | 8 | |
| 4 Aug. | Sunny | 28° /15° | 0 mm | 8 | |
| 5 Aug. | Sunny | 29° /16° | 0 mm | 8 | |
| 6 Aug. | Sunny | 31° /17° | 0 mm | 9 | |
| 7 Aug. | Sunny | 30° /18° | 0 mm | 9 | |
| 8 Aug. | Patchy rain possible | 26° /17° | 0.4 mm | 7 | |
| 9 Aug. | Moderate or heavy rain shower | 26° /15° | 7.1 mm | 7 | |
| 10 Aug. | Patchy rain possible | 22° /13° | 14.8 mm | 5 | |
| 11 Aug. | Patchy rain possible | 26° /13° | 0.1 mm | 7 | |
| 12 Aug. | Moderate rain at times | 26° /14° | 0.4 mm | 7 | |
| 13 Aug. | Patchy rain possible | 16° /11° | 0.4 mm | 5 | |
| 14 Aug. | Patchy rain possible | 23° /11° | 0.1 mm | 6 | |
| 15 Aug. | Patchy rain possible | 27° /15° | 0.1 mm | 7 | |
| 16 Aug. | Patchy rain possible | 28° /17° | 0.2 mm | 8 | |
| 17 Aug. | Cloudy | 30° /17° | 0 mm | 8 | |
| 18 Aug. | Sunny | 31° /18° | 0 mm | 8 | |
| 19 Aug. | Moderate or heavy rain shower | 29° /18° | 7.2 mm | 8 | |
| 20 Aug. | Overcast | 27° /17° | 0 mm | 7 | |
| 21 Aug. | Patchy rain possible | 29° /16° | 0.1 mm | 8 | |
| 22 Aug. | Sunny | 32° /17° | 0 mm | 9 | |
| 23 Aug. | Sunny | 34° /18° | 0 mm | 9 | |
| 24 Aug. | Moderate rain at times | 31° /18° | 0.8 mm | 7 | |
| 25 Aug. | Patchy rain possible | 22° /14° | 14.7 mm | 6 | |
| 26 Aug. | Light rain shower | 17° /11° | 4.4 mm | 5 | |
| 27 Aug. | Light rain shower | 17° /10° | 29 mm | 5 | |
| 28 Aug. | Light drizzle | 19° /10° | 0.9 mm | 5 | |
| 29 Aug. | Light rain | 22° /12° | 2.8 mm | 6 | |
| 30 Aug. | Partly cloudy | 28° /15° | 0 mm | 8 | |
| 31 Aug. | Sunny | 28° /16° | 0 mm | 8 | |
| 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.
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 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in South America during August?
Moderate rainfall is anticipated in South America during August, with a total of 83.6 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in South America during August?
The average wind speed in South America during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to South America in August?
As you prepare for your trip to South America in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in South America, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
August rainfall patterns in South America
Explore the daily rainfall trends and prepare for South Americas August weather 💧
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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