Best Time to Visit Phnom Penh
Cambodia · weather by month, temperature and rainfall
The best time to visit Phnom Penh is December, when the weather is at its most comfortable for sightseeing and time outdoors. March is the hottest month, with average highs of 38°C (100°F), while January is the coldest, with lows around 22°C (72°F). The rainy season runs over May to October; September is the wettest month with about 214 mm (8.4 in) of rain. May is the least comfortable month, mainly because of the rain.
Phnom Penh weather by month
Monthly climate table
| Month | High | Low | Rain | Rainy days | Humidity | Sun hrs/day | Rating |
|---|---|---|---|---|---|---|---|
| January | 34°C 93°F | 22°C 72°F | 16 mm | 3 | 62% | 5.9 | Fair 6.4 |
| February | 37°C 98°F | 24°C 74°F | 12 mm | 3 | 54% | 6.9 | Fair 4.8 |
| March | 38°C 100°F | 26°C 78°F | 32 mm | 7 | 54% | 6 | Poor 4.2 |
| April | 37°C 98°F | 26°C 80°F | 67 mm | 12 | 62% | 4.5 | Poor 3.7 |
| May | 34°C 94°F | 26°C 79°F | 134 mm | 18 | 74% | 2.3 | Poor 1 |
| June | 32°C 90°F | 25°C 77°F | 192 mm | 20 | 82% | 2 | Poor 1 |
| July | 31°C 88°F | 25°C 76°F | 183 mm | 22 | 84% | 1.4 | Poor 1.2 |
| August | 31°C 88°F | 24°C 76°F | 163 mm | 20 | 85% | 1.4 | Poor 1 |
| September | 31°C 87°F | 24°C 76°F | 214 mm | 22 | 86% | 1.1 | Poor 1.2 |
| October | 30°C 87°F | 24°C 75°F | 182 mm | 23 | 86% | 1.9 | Poor 1.6 |
| November | 31°C 87°F | 24°C 74°F | 104 mm | 15 | 83% | 3.2 | Poor 3.7 |
| December | 32°C 89°F | 22°C 72°F | 28 mm | 6 | 73% | 4.2 | Good 7.3 |
Frequently asked questions
When is the best time to visit Phnom Penh?
The best time to visit Phnom Penh is December, based on comfortable temperatures, low rainfall and plenty of sunshine.
What is the hottest month in Phnom Penh?
March is the hottest month in Phnom Penh, with an average high of 38°C (100°F).
What is the coldest month in Phnom Penh?
January is the coldest month in Phnom Penh, with an average low of 22°C (72°F).
What is the rainiest month in Phnom Penh?
September is the wettest month, with about 214 mm (8.4 in) of rain. February is the driest, with 12 mm (0.5 in).
When is the rainy season in Phnom Penh?
The rainy season in Phnom Penh is May to October.
Nearby destinations
- Can Tho195 km · best December and January
- Ho Chi Minh City204 km · best December and January
- Bien Hoa219 km · best December and January
- Siem Reap231 km · best December
- Pattaya464 km · best December to February
- Nha Trang472 km · best February to April
- Bangkok537 km · best December
- Hua Hin551 km · best December and January
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