Average annual temperature is 27.5 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 19.0 °C
Number of sunny days: 93 days
Number of rainy days: 272 days
Look at detailed online map of Rolea B'ier
* Weather data for Rolea B'ier 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) | 31.9 | 33.2 | 36.5 | 37.4 | 37.5 | 33.2 | 32.9 | 32.9 | 32.0 | 31.6 | 31.7 | 33.1 |
| Average daytime temperature (°C) | 28.7 | 32.1 | 34.1 | 34.8 | 34.4 | 32.1 | 31.5 | 31.8 | 30.9 | 30.7 | 30.3 | 31.0 |
| Average temperature (°C) | 24.7 | 27.2 | 28.7 | 29.8 | 29.5 | 28.0 | 27.3 | 27.6 | 26.9 | 26.7 | 26.3 | 26.7 |
| Average night temperature (°C) | 21.0 | 22.8 | 23.5 | 25.5 | 26.2 | 25.3 | 24.6 | 24.8 | 24.5 | 23.9 | 23.2 | 23.1 |
| Absolute minimum temperature (°C) | 19.0 | 20.8 | 20.0 | 23.8 | 25.0 | 23.5 | 23.1 | 24.0 | 23.5 | 23.2 | 20.4 | 20.2 |
| 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 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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 | 10.4 | 11.1 | 10.6 | 9.9 | 9.6 | 8.0 | 9.0 | 8.2 | 8.7 | 9.4 | 9.8 |
| Precipitation (mm) | 78 | 19 | 6 | 97 | 185 | 285 | 326 | 321 | 309 | 434 | 185 | 22 |
| Sunny days | 19 | 16 | 26 | 3 | 2 | 1 | 0 | 1 | 0 | 0 | 10 | 15 |
| Rainy days | 12 | 12 | 5 | 27 | 29 | 29 | 31 | 30 | 30 | 31 | 20 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rolea B'ier is at