Average annual temperature is 27.2 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: 21.8 °C
Number of sunny days: 35 days
Number of rainy days: 330 days
Look at detailed online map of Sihanoukville
* Weather data for Sihanoukville 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) | 32.6 | 32.4 | 32.5 | 33.8 | 32.9 | 31.0 | 30.5 | 30.6 | 30.8 | 31.3 | 32.4 | 33.8 |
| Average daytime temperature (°C) | 29.7 | 30.5 | 31.2 | 31.3 | 30.8 | 29.8 | 28.6 | 29.0 | 28.4 | 29.5 | 30.8 | 31.1 |
| Average temperature (°C) | 26.1 | 26.6 | 27.2 | 28.2 | 28.5 | 27.7 | 26.8 | 27.1 | 26.4 | 26.8 | 27.3 | 27.6 |
| Average night temperature (°C) | 23.4 | 23.4 | 24.1 | 25.3 | 26.4 | 25.7 | 24.9 | 25.0 | 24.6 | 24.7 | 24.8 | 24.8 |
| Absolute minimum temperature (°C) | 21.8 | 21.8 | 22.6 | 23.3 | 24.3 | 24.6 | 24.1 | 23.9 | 23.8 | 23.6 | 23.8 | 23.8 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 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) | 9.3 | 10.6 | 11.1 | 10.8 | 9.7 | 8.2 | 6.8 | 9.0 | 5.5 | 9.0 | 9.8 | 9.9 |
| Precipitation (mm) | 92 | 75 | 61 | 141 | 229 | 350 | 817 | 398 | 582 | 374 | 188 | 93 |
| Sunny days | 12 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 7 |
| Rainy days | 19 | 23 | 28 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 22 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sihanoukville is at