Siem Reap
August
Weather in Siem Reap for August 2025
Your guide to Siem Reap weather in August - trends and predictions
In general, the average temperature in Siem Reap at the beginning of August is 31.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 33 °C by the end of August.
Siem Reap experiences an exceptionally high level of rainfall in August, with more than 20 rainy days on average.
Is August a good time to visit Siem Reap? check out the best time to travel to Siem Reap page.
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7
Dry days
24
Rainy days
0
Snow days
33°/25°
Temperatures
14 km/h
Avg max wind
73 %
Avg humidity
Siem Reap in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  30° | 3 31° | ||||
| 4 31° | 5 32° | 6  31° | 7 33° | 8 33° | 9 34° | 10 34° |
| 11 34° | 12 33° | 13 33° | 14 34° | 15 34° | 16 33° | 17 33° |
| 18 33° | 19 34° | 20 34° | 21 32° | 22 32° | 23 33° | 24 33° |
| 25 33° | 26 34° | 27  33° | 28  35° | 29 33° | 30 32° | 31 31° |
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Temperatures trend during August in Siem Reap
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. | Patchy rain possible | 30° /24° | 1.6 mm | 7 | |
| 2 Aug. | Heavy rain at times | 30° /24° | 4 mm | 7 | |
| 3 Aug. | Patchy rain possible | 31° /24° | 3.7 mm | 7 | |
| 4 Aug. | Patchy rain possible | 31° /24° | 4.7 mm | 7 | |
| 5 Aug. | Patchy rain possible | 32° /24° | 3.2 mm | 7 | |
| 6 Aug. | Moderate or heavy rain shower | 31° /25° | 7.1 mm | 7 | |
| 7 Aug. | Patchy rain possible | 33° /25° | 0.8 mm | 7 | |
| 8 Aug. | Patchy rain possible | 33° /25° | 2.1 mm | 7 | |
| 9 Aug. | Moderate or heavy rain shower | 34° /25° | 3.9 mm | 7 | |
| 10 Aug. | Patchy rain possible | 34° /25° | 0.6 mm | 7 | |
| 11 Aug. | Moderate or heavy rain shower | 34° /25° | 1.5 mm | 7 | |
| 12 Aug. | Moderate or heavy rain shower | 33° /25° | 5.7 mm | 7 | |
| 13 Aug. | Moderate or heavy rain shower | 33° /24° | 5.2 mm | 7 | |
| 14 Aug. | Patchy rain possible | 34° /25° | 0.5 mm | 8 | |
| 15 Aug. | Moderate or heavy rain shower | 34° /25° | 3.5 mm | 7 | |
| 16 Aug. | Moderate or heavy rain shower | 33° /25° | 5.8 mm | 7 | |
| 17 Aug. | Moderate or heavy rain shower | 33° /25° | 5.5 mm | 7 | |
| 18 Aug. | Heavy rain at times | 33° /25° | 1.5 mm | 7 | |
| 19 Aug. | Moderate rain at times | 34° /25° | 1 mm | 8 | |
| 20 Aug. | Moderate or heavy rain shower | 34° /25° | 10.1 mm | 8 | |
| 21 Aug. | Moderate or heavy rain shower | 32° /24° | 13.3 mm | 7 | |
| 22 Aug. | Moderate or heavy rain shower | 32° /25° | 3 mm | 7 | |
| 23 Aug. | Moderate rain at times | 33° /25° | 1.8 mm | 7 | |
| 24 Aug. | Patchy rain possible | 33° /25° | 3.2 mm | 7 | |
| 25 Aug. | Patchy rain possible | 33° /25° | 5.8 mm | 7 | |
| 26 Aug. | Patchy rain possible | 34° /25° | 5.6 mm | 7 | |
| 27 Aug. | Thundery outbreaks possible | 33° /25° | 3.2 mm | 8 | |
| 28 Aug. | Partly cloudy | 35° /25° | 4 mm | 8 | |
| 29 Aug. | Patchy rain possible | 33° /25° | 3.7 mm | 7 | |
| 30 Aug. | Light rain shower | 32° /24° | 5.9 mm | 7 | |
| 31 Aug. | Moderate or heavy rain shower | 31° /24° | 13.8 mm | 7 | |
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Important Notice
Our weather forecast for Siem Reap 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 Siem Reap forecast closer to your planned date for the most up-to-date weather information.
Siem Reap in August - FAQ
What are the expected maximum and minimum temperatures in Siem Reap during August?
During August, expect a variety of temperatures with highs around 33° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Siem Reap during August?
Significant rainfall exceeding 258.3 mm is expected in Siem Reap during August, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Siem Reap during August?
The average wind speed in Siem Reap during August is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Siem Reap in August?
As you prepare for your trip to Siem Reap 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 Siem Reap, 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
- Sandals/Flip-flops: Comfortable for warm climates
- 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
- Insect Repellent: For destinations with mosquitos or other insects
August rainfall patterns in Siem Reap
Explore the daily rainfall trends and prepare for Siem Reaps August weather 💧
UV exposure in Siem Reap during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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