Average annual temperature is 27.7 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 91 days
Number of rainy days: 274 days
Look at detailed online map of Phnom Penh Thmei
* Weather data for Phnom Penh Thmei Cambodia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.2 | 33.3 | 36.1 | 37.7 | 37.4 | 34.9 | 33.9 | 35.0 | 32.0 | 31.9 | 32.0 | 32.9 |
| Average daytime temperature (°C) | 29.5 | 32.1 | 34.1 | 35.0 | 34.4 | 33.3 | 31.6 | 32.8 | 30.9 | 31.0 | 30.5 | 31.2 |
| Average temperature (°C) | 25.3 | 27.4 | 28.6 | 29.7 | 29.5 | 28.6 | 27.6 | 28.3 | 27.0 | 26.8 | 26.6 | 27.0 |
| Average night temperature (°C) | 21.8 | 22.9 | 23.4 | 25.5 | 26.2 | 25.6 | 25.1 | 25.4 | 24.6 | 24.1 | 23.7 | 23.5 |
| Absolute minimum temperature (°C) | 19.7 | 21.6 | 20.1 | 24.3 | 25.2 | 23.8 | 23.7 | 24.1 | 23.7 | 23.4 | 21.5 | 21.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.5 | 10.3 | 11.0 | 10.5 | 10.1 | 9.2 | 8.2 | 8.9 | 7.2 | 8.7 | 9.7 | 9.8 |
| Precipitation (mm) | 59 | 20 | 21 | 105 | 164 | 171 | 272 | 203 | 372 | 465 | 216 | 40 |
| Sunny days | 19 | 17 | 23 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 10 | 20 |
| Rainy days | 12 | 11 | 8 | 30 | 31 | 29 | 31 | 30 | 30 | 31 | 20 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Phnom Penh Thmei is at