Average annual temperature is 26.6 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 92 days
Number of rainy days: 273 days
Look at detailed online map of Sla Phnum
* Weather data for Sla Phnum 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 | 34.8 | 35.6 | 36.3 | 35.7 | 33.0 | 31.7 | 32.1 | 31.7 | 31.6 | 32.8 | 33.7 |
| Average daytime temperature (°C) | 31.0 | 33.5 | 34.2 | 34.0 | 32.4 | 30.9 | 30.3 | 30.4 | 29.8 | 30.3 | 30.8 | 31.8 |
| Average temperature (°C) | 25.4 | 27.3 | 27.6 | 28.6 | 27.8 | 26.4 | 26.0 | 26.1 | 25.6 | 25.7 | 25.9 | 26.6 |
| Average night temperature (°C) | 20.8 | 21.8 | 21.9 | 24.4 | 24.7 | 23.9 | 23.7 | 23.6 | 23.3 | 22.9 | 22.4 | 22.2 |
| Absolute minimum temperature (°C) | 18.3 | 19.7 | 19.1 | 22.6 | 23.1 | 22.5 | 22.9 | 22.7 | 22.4 | 22.1 | 20.0 | 20.4 |
| 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 | 11.4 |
| 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) | 8.8 | 10.0 | 11.2 | 11.1 | 10.0 | 9.2 | 8.4 | 8.9 | 7.5 | 8.2 | 9.5 | 10.2 |
| Precipitation (mm) | 53 | 10 | 19 | 95 | 217 | 343 | 524 | 444 | 411 | 395 | 136 | 11 |
| Sunny days | 16 | 17 | 23 | 6 | 1 | 0 | 1 | 0 | 0 | 0 | 9 | 19 |
| Rainy days | 15 | 11 | 8 | 24 | 30 | 30 | 30 | 31 | 30 | 31 | 21 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sla Phnum is at