Average annual temperature is 22.6 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: 4.3 °C
Number of sunny days: 137 days
Number of rainy days: 228 days
Look at detailed online map of Ban Khammouan
* Weather data for Ban Khammouan Laos is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 28.9 | 32.1 | 34.6 | 34.8 | 35.9 | 34.3 | 32.8 | 33.2 | 31.7 | 31.6 | 30.7 | 31.1 |
| Average daytime temperature (°C) | 20.7 | 25.5 | 28.9 | 31.9 | 31.9 | 29.7 | 30.4 | 28.6 | 28.1 | 27.3 | 26.1 | 23.7 |
| Average temperature (°C) | 15.4 | 19.4 | 22.0 | 25.3 | 26.1 | 25.3 | 25.5 | 24.5 | 24.3 | 23.3 | 21.0 | 18.4 |
| Average night temperature (°C) | 11.2 | 14.8 | 16.5 | 20.5 | 21.8 | 22.2 | 22.3 | 22.0 | 21.5 | 20.3 | 17.3 | 14.6 |
| Absolute minimum temperature (°C) | 4.3 | 8.8 | 11.4 | 17.7 | 19.4 | 21.4 | 20.7 | 19.0 | 19.6 | 16.9 | 11.1 | 8.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.2 | 9.4 | 10.5 | 11.0 | 10.1 | 7.9 | 9.1 | 6.8 | 6.9 | 8.9 | 9.3 | 9.1 |
| Precipitation (mm) | 13 | 23 | 25 | 66 | 103 | 229 | 217 | 353 | 370 | 139 | 7 | 0 |
| Sunny days | 23 | 18 | 18 | 8 | 6 | 0 | 0 | 1 | 2 | 12 | 21 | 28 |
| Rainy days | 8 | 10 | 13 | 22 | 25 | 30 | 31 | 30 | 28 | 19 | 9 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Khammouan is at