When is the best time to visit Phnom Penh?
- The best time for a sun tanning holiday is March, April, May. Average maximum temperatures are up to +97°F in April and it has 2 sunny days on average.
- In general, it’s pleasant to walk and do outdoor activities during January - December.
- If you want to avoid wet weather, then your choice is August, September, October with the lowest chance of rain.
Average weather in Phnom Penh in different months
In January the weather is great. There are an average of 8 sunny days in January and the temperature ranges from +73°F to +90°F.
February, December usually has good weather. Average maximum temperature reaches +91°F during February.
In March, April, May, June, July, August, September, October, November the weather is average. Expect around 192 rainy days, and the precipitation amounts to approximately 242 mm in October.
Climate in Phnom Penh
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +97°F | +99°F | +104°F | +104°F | +104°F | +102°F | +100°F | +102°F | +99°F | +97°F | +95°F | +95°F |
| Average Maximum Temperature | |||||||||||
| +90°F | +91°F | +95°F | +97°F | +95°F | +91°F | +91°F | +91°F | +90°F | +88°F | +88°F | +88°F |
| Minimum Temperature | |||||||||||
| +61°F | +66°F | +64°F | +72°F | +75°F | +73°F | +73°F | +75°F | +73°F | +70°F | +64°F | +59°F |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 67 | 65 | 65 | 70 | 75 | 76 | 77 | 78 | 82 | 82 | 77 | 70 |
| Rain, mm | |||||||||||
| 15 | 12 | 38 | 89 | 147 | 142 | 144 | 152 | 232 | 242 | 97 | 24 |
| Snow, mm | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Average wind speed, m/s | |||||||||||
| 1 | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 2 | 2 |
| Sunny Days | |||||||||||
| 8 | 9 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 6 |
| Cloud Days | |||||||||||
| 17 | 13 | 10 | 6 | 2 | 2 | 1 | 1 | 1 | 3 | 9 | 18 |
| Rainy Days | |||||||||||
| 6 | 5 | 12 | 19 | 23 | 23 | 26 | 26 | 24 | 23 | 16 | 7 |
| Snowy Days | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Average Temperature
Humidity
Rain
FAQ
What is the hottest month in Phnom Penh?
What is the coldest month in Phnom Penh?
Is Phnom Penh worth visiting in winter?
When does it rain the least in Phnom Penh?
Other cities in Cambodia
Monthly weather in Phnom Penh
Source of the data
For this page, we’ve looked at the typical weather in Phnom Penh, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.