Average annual temperature is 26.1 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 15.8 °C
Number of sunny days: 105 days
Number of rainy days: 260 days
Look at detailed online map of Ou Chum
* Weather data for Ou Chum 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) | 34.4 | 36.0 | 37.3 | 36.7 | 38.0 | 32.7 | 33.0 | 31.7 | 33.0 | 31.6 | 33.4 | 35.1 |
| Average daytime temperature (°C) | 30.2 | 34.1 | 35.4 | 34.9 | 33.1 | 30.2 | 30.0 | 30.3 | 29.2 | 29.4 | 30.6 | 32.7 |
| Average temperature (°C) | 24.0 | 26.9 | 27.6 | 28.6 | 27.7 | 25.8 | 25.4 | 25.7 | 25.2 | 25.2 | 25.3 | 26.2 |
| Average night temperature (°C) | 18.9 | 20.8 | 21.4 | 23.9 | 24.1 | 23.2 | 22.9 | 22.9 | 22.7 | 22.6 | 21.3 | 21.1 |
| Absolute minimum temperature (°C) | 15.8 | 18.4 | 18.1 | 22.5 | 22.5 | 22.3 | 21.8 | 22.2 | 21.6 | 21.4 | 18.0 | 18.5 |
| 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) | 11.4 | 11.7 | 12.1 | 12.4 | 12.8 | 12.9 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| 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) | 8.8 | 10.2 | 11.2 | 11.1 | 10.3 | 9.4 | 8.2 | 8.8 | 7.3 | 7.9 | 9.9 | 10.2 |
| Precipitation (mm) | 29 | 10 | 2 | 69 | 246 | 348 | 509 | 351 | 464 | 241 | 95 | 6 |
| Sunny days | 19 | 21 | 23 | 7 | 4 | 0 | 1 | 0 | 0 | 0 | 10 | 20 |
| Rainy days | 12 | 7 | 8 | 23 | 27 | 30 | 30 | 31 | 30 | 31 | 20 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ou Chum is at