Average annual temperature is 27.4 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 18.8 °C
Number of sunny days: 91 days
Number of rainy days: 274 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) | 32.0 | 33.4 | 36.8 | 37.4 | 37.0 | 33.2 | 32.9 | 32.5 | 31.8 | 31.7 | 31.6 | 33.0 |
| Average daytime temperature (°C) | 28.6 | 31.8 | 34.0 | 34.7 | 34.4 | 31.9 | 31.3 | 31.5 | 30.8 | 30.6 | 30.3 | 30.8 |
| Average temperature (°C) | 24.6 | 27.0 | 28.7 | 29.7 | 29.4 | 27.9 | 27.2 | 27.4 | 26.9 | 26.7 | 26.2 | 26.6 |
| Average night temperature (°C) | 20.9 | 22.7 | 23.7 | 25.6 | 26.1 | 25.1 | 24.5 | 24.5 | 24.4 | 23.9 | 23.1 | 22.9 |
| Absolute minimum temperature (°C) | 18.8 | 20.7 | 20.0 | 24.0 | 24.6 | 23.6 | 23.1 | 23.7 | 23.4 | 23.2 | 20.2 | 20.1 |
| 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 | 10.7 | 10.0 | 9.4 | 8.0 | 8.8 | 8.0 | 8.7 | 9.3 | 9.9 |
| Precipitation (mm) | 74 | 21 | 15 | 110 | 165 | 320 | 360 | 310 | 307 | 472 | 167 | 27 |
| Sunny days | 18 | 18 | 24 | 2 | 2 | 1 | 0 | 1 | 0 | 0 | 7 | 18 |
| Rainy days | 13 | 10 | 7 | 28 | 29 | 29 | 31 | 30 | 30 | 31 | 23 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rolea B'ier is at