Click on a day for an hourly weather forecast
The weather in Phnum Penh in January is hot. The average temperatures are between 22°C and 33°C.
You can expect a few rainy days in Phnum Penh during January, but usually the weather is comfortable in January.
Our weather forecast can give you a great sense of what weather to expect in Phnum Penh in January 2025.
If you’re planning to visit Phnum Penh in the near future, we highly recommend that you review the 14 day weather forecast for Phnum Penh before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 33° / 22° | 1 | 30 | 0 | 30 mm | Good | Phnum Penh in January |
| February | 35° / 24° | 1 | 27 | 0 | 30 mm | Ok | Phnum Penh in February |
| March | 36° / 26° | 3 | 28 | 0 | 75 mm | Ok | Phnum Penh in March |
| April | 36° / 27° | 10 | 20 | 0 | 223 mm | Bad | Phnum Penh in April |
| May | 35° / 27° | 15 | 16 | 0 | 268 mm | Bad | Phnum Penh in May |
| June | 34° / 26° | 16 | 14 | 0 | 226 mm | Bad | Phnum Penh in June |
| July | 33° / 25° | 15 | 16 | 0 | 206 mm | Ok | Phnum Penh in July |
| August | 33° / 25° | 16 | 15 | 0 | 244 mm | Ok | Phnum Penh in August |
| September | 32° / 25° | 20 | 10 | 0 | 353 mm | Ok | Phnum Penh in September |
| October | 32° / 25° | 16 | 15 | 0 | 363 mm | Ok | Phnum Penh in October |
| November | 31° / 24° | 6 | 24 | 0 | 160 mm | Good | Phnum Penh in November |
| December | 31° / 22° | 3 | 28 | 0 | 69 mm | Good | Phnum Penh in December |