Santiago
August
Weather in Santiago for August 2025
Your guide to Santiago weather in August - trends and predictions
In general, the average temperature in Santiago at the beginning of August is 15.3 °C. As the month progressed, temperatures tended to remain steady, 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 15 rainy days.
Is August a good time to visit Santiago? check out the best time to travel to Santiago page.
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16
Dry days
15
Rainy days
0
Snow days
16°/6°
Temperatures
10 km/h
Avg max wind
54 %
Avg humidity
Santiago in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2 17° | 3 17° | ||||
| 4 18° | 5 15° | 6  9° | 7  13° | 8  15° | 9  16° | 10  13° |
| 11 17° | 12 19° | 13 20° | 14 20° | 15 16° | 16 13° | 17 12° |
| 18 11° | 19 12° | 20 10° | 21 9° | 22 9° | 23 9° | 24 12° |
| 25 14° | 26 14° | 27 17° | 28 15° | 29 15° | 30 14° | 31 18° |
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Temperatures trend during August in Santiago
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 | 18° /7° | 0.1 mm | 5 | |
| 2 Aug. | Sunny | 17° /4° | 10.5 mm | 5 | |
| 3 Aug. | Sunny | 17° /6° | 2 mm | 5 | |
| 4 Aug. | Sunny | 18° /6° | 0 mm | 5 | |
| 5 Aug. | Sunny | 15° /3° | 10.2 mm | 5 | |
| 6 Aug. | Patchy rain possible | 9° /1° | 10.1 mm | 3 | |
| 7 Aug. | Partly cloudy | 13° /2° | 0 mm | 5 | |
| 8 Aug. | Cloudy | 15° /4° | 0.2 mm | 4 | |
| 9 Aug. | Overcast | 16° /4° | 0.2 mm | 5 | |
| 10 Aug. | Moderate or heavy rain shower | 13° /5° | 11.8 mm | 5 | |
| 11 Aug. | Sunny | 17° /6° | 0.2 mm | 6 | |
| 12 Aug. | Sunny | 19° /8° | 0 mm | 6 | |
| 13 Aug. | Partly cloudy | 20° /7° | 0 mm | 6 | |
| 14 Aug. | Overcast | 20° /7° | 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 | |
| Next | |||||
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.
Santiago in August - FAQ
What are the expected maximum and minimum temperatures in Santiago during August?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Santiago during August?
Significant rainfall exceeding 224 mm is expected in Santiago during August, occurring over more than 15 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 10 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Santiago in August?
As you prepare for your trip to Santiago 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 Santiago, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
August rainfall patterns in Santiago
Explore the daily rainfall trends and prepare for Santiagos August weather 💧
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