Santiago
August
Weather in Santiago for August 2025
Your guide to Santiago weather in August - trends and predictions
The forecast for the next days in Santiago predicts temperatures to be around 19 °C, close to the historical average.
In general, the average temperature in Santiago at the beginning of August is 17.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 15.3 °C by the end of August.
The climate of Santiago in August is notably wet, with an average of 13 rainy days, and a total of 155.2 mm of precipitation.
Temperatures
Rain 🌧️
18
Dry days
13
Rainy days
0
Snow days
14°/5°
Temperatures
11 km/h
Avg max wind
57 %
Avg humidity
Santiago Weather August
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Temperatures trend during August in Santiago
See the weather trend as well as the moving average line
August weather in Santiago day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Heavy rain | 12° /7° | 22 mm | 0.2 | |
| 2 Aug. |  Moderate rain | 12° /5° | 15.8 mm | 0.6 | |
| 3 Aug. |  Patchy rain possible | 14° /4° | 0.1 mm | 0.5 | |
| 4 Aug. |  Sunny | 19° /7° | 0 mm | 0.8 | |
| 5 Aug. |  Partly cloudy | 20° /8° | 0 mm | 0 | |
| 6 Aug. | Sunny | 21° /8° | 0 mm | 5 | |
| 7 Aug. |  Overcast | 23° /10° | 0 mm | 4 | |
| 8 Aug. | Overcast | 20° /10° | 0 mm | 4 | |
| 9 Aug. | Patchy rain possible | 17° /9° | 0.4 mm | 4 | |
| 10 Aug. | Sunny | 23° /7° | 0 mm | 5 | |
| 11 Aug. | Sunny | 24° /11° | 0 mm | 6 | |
| 12 Aug. | Partly cloudy | 19° /9° | 0 mm | 5 | |
| 13 Aug. | Sunny | 19° /10° | 0 mm | 5 | |
| 14 Aug. | Partly cloudy | 18° /9° | 0 mm | 5 | |
| 15 Aug. | Overcast | 16° /7° | 0.5 mm | 4 | |
| 16 Aug. | Patchy rain possible | 13° /5° | 2.3 mm | 4 | |
| 17 Aug. |  Moderate or heavy rain shower | 12° /4° | 6.8 mm | 4 | |
| 18 Aug. | Overcast | 11° /3° | 1.2 mm | 4 | |
| 19 Aug. | Moderate or heavy rain shower | 12° /3° | 11.6 mm | 4 | |
| 20 Aug. | Moderate or heavy rain shower | 10° /3° | 7.5 mm | 3 | |
| 21 Aug. | Patchy rain possible | 9° /1° | 6.2 mm | 3 | |
| 22 Aug. | Moderate or heavy rain shower | 9° /1° | 39.2 mm | 3 | |
| 23 Aug. | Moderate or heavy rain shower | 9° /1° | 32.5 mm | 3 | |
| 24 Aug. | Overcast | 12° /2° | 0.8 mm | 4 | |
| 25 Aug. | Sunny | 14° /4° | 0 mm | 5 | |
| 26 Aug. | Sunny | 14° /3° | 0 mm | 5 | |
| 27 Aug. | Sunny | 17° /7° | 0 mm | 5 | |
| 28 Aug. | Patchy rain possible | 15° /8° | 0.4 mm | 4 | |
| 29 Aug. | Sunny | 15° /4° | 0.1 mm | 5 | |
| 30 Aug. | Partly cloudy | 14° /6° | 0.7 mm | 5 | |
| 31 Aug. | Partly cloudy | 18° /7° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Santiago 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 Santiago forecast closer to your planned date for the most up-to-date weather information.
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Santiago in August - FAQ
What are the expected maximum and minimum temperatures in Santiago during August?
During August, expect a variety of temperatures with highs around 14° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Santiago during August?
Significant rainfall exceeding 155.2 mm is expected in Santiago during August, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Santiago during August?
The average wind speed in Santiago during August is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Santiago
Explore the daily rainfall trends and prepare for Santiagos August weather 💧
UV exposure in Santiago during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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