Phnom Penh
August
Weather in Phnom Penh for August 2025
Your guide to Phnom Penh weather in August - trends and predictions
In general, the average temperature in Phnom Penh at the beginning of August is 32.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 33.4 °C by the end of August.
Phnom Penh experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Phnom Penh? check out the best time to travel to Phnom Penh page.
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4
Dry days
27
Rainy days
0
Snow days
34°/26°
Temperatures
21 km/h
Avg max wind
63 %
Avg humidity
Phnom Penh in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  32° | 2 34° | 3  32° | ||||
| 4 31° | 5 33° | 6 34° | 7 34° | 8 35° | 9 35° | 10 36° |
| 11 35° | 12 35° | 13 35° | 14 36° | 15  35° | 16 34° | 17 35° |
| 18 34° | 19 35° | 20 34° | 21 34° | 22 35° | 23  35° | 24 35° |
| 25 35° | 26 35° | 27 31° | 28 36° | 29 33° | 30 32° | 31 32° |
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Temperatures trend during August in Phnom Penh
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. | Moderate or heavy rain shower | 32° /25° | 1.2 mm | 7 | |
| 2 Aug. | Moderate rain at times | 34° /25° | 2.8 mm | 7 | |
| 3 Aug. | Patchy rain possible | 32° /25° | 6.3 mm | 7 | |
| 4 Aug. | Patchy rain possible | 31° /24° | 26.3 mm | 7 | |
| 5 Aug. | Patchy rain possible | 33° /25° | 1.9 mm | 7 | |
| 6 Aug. | Patchy rain possible | 34° /25° | 6.9 mm | 8 | |
| 7 Aug. | Moderate rain at times | 34° /25° | 0.8 mm | 7 | |
| 8 Aug. | Patchy rain possible | 35° /25° | 0.2 mm | 8 | |
| 9 Aug. | Moderate or heavy rain shower | 35° /25° | 1.9 mm | 8 | |
| 10 Aug. | Patchy rain possible | 36° /26° | 0.7 mm | 8 | |
| 11 Aug. | Patchy rain possible | 35° /26° | 0.5 mm | 8 | |
| 12 Aug. | Moderate or heavy rain shower | 35° /26° | 4 mm | 8 | |
| 13 Aug. | Patchy rain possible | 35° /25° | 0.4 mm | 8 | |
| 14 Aug. | Moderate or heavy rain shower | 36° /25° | 2.1 mm | 8 | |
| 15 Aug. | Heavy rain at times | 35° /26° | 0.8 mm | 8 | |
| 16 Aug. | Moderate or heavy rain shower | 34° /25° | 2 mm | 7 | |
| 17 Aug. | Patchy rain possible | 35° /25° | 0.4 mm | 8 | |
| 18 Aug. | Moderate or heavy rain shower | 34° /25° | 12.2 mm | 8 | |
| 19 Aug. | Moderate or heavy rain shower | 35° /26° | 10.3 mm | 8 | |
| 20 Aug. | Moderate or heavy rain shower | 34° /25° | 8.2 mm | 8 | |
| 21 Aug. | Moderate or heavy rain shower | 34° /25° | 7.9 mm | 8 | |
| 22 Aug. | Moderate or heavy rain shower | 35° /25° | 4.4 mm | 8 | |
| 23 Aug. | Partly cloudy | 35° /25° | 1.6 mm | 8 | |
| 24 Aug. | Patchy rain possible | 35° /26° | 2.1 mm | 8 | |
| 25 Aug. | Light rain shower | 35° /26° | 1 mm | 8 | |
| 26 Aug. | Patchy rain possible | 35° /25° | 14 mm | 8 | |
| 27 Aug. | Patchy rain possible | 31° /25° | 5 mm | 7 | |
| 28 Aug. | Patchy rain possible | 36° /25° | 5.2 mm | 8 | |
| 29 Aug. | Partly cloudy | 33° /25° | 1.2 mm | 8 | |
| 30 Aug. | Light rain shower | 32° /26° | 0.9 mm | 7 | |
| 31 Aug. | Light rain shower | 32° /25° | 3.8 mm | 7 | |
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Important Notice
Our weather forecast for Phnom Penh 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 Phnom Penh forecast closer to your planned date for the most up-to-date weather information.
Phnom Penh in August - FAQ
What are the expected maximum and minimum temperatures in Phnom Penh during August?
During August, expect a variety of temperatures with highs around 34° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Phnom Penh during August?
Significant rainfall exceeding 146 mm is expected in Phnom Penh during August, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Phnom Penh during August?
The average wind speed in Phnom Penh during August is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Phnom Penh in August?
As you prepare for your trip to Phnom Penh 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 Phnom Penh, 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
August rainfall patterns in Phnom Penh
Explore the daily rainfall trends and prepare for Phnom Penhs August weather 💧
UV exposure in Phnom Penh during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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