Phnom Penh Weather in June
What's the weather like in Phnom Penh (Phnom Penh) in June 2025?
The climate in Phnom Penh during June can be summarized as very hot, humid and wet.
June is in the summer in Phnom Penh and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 24°C (76°F) is normal.
| Daytime temperature | 32.8°C 91°F |
|---|---|
| Nightly temperature | 24.4°C 75.9°F |
| Average temperature | 28.6°C 83.5°F |
| Daily sunshine | 6.3 hrs |
| Avg rainfall | 156 mm 6.1 ins |
| Rainy days | 15 days |
| Sea temperature | 29.9°C 85.8°F |
| Humidity | 80% |
| Windspeed | 9.4kph 6 mph |
On average June is the 5th wettest month of the year in Phnom Penh with around 156mm 6.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
June temperatures in Phnom Penh
June rainfall
June hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Phnom Penh in June 2025.
Other monthly averages
Phnom Penh weather stats
| Hottest month: | April | 34.2°C 93.6°F |
|---|---|---|
| Driest month: | January | 6mm 0.2ins |
| Sunniest month: | January | 9.4hrs |
| Coldest month: | December | 29.9°C 85.8°F |
| Wettest month: | October | 263mm 10.4ins |
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