Average annual temperature is 22.5 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: 10.0 °C
Number of sunny days: 91 days
Number of rainy days: 274 days
Look at detailed online map of Ban Kathoumun
* Weather data for Ban Kathoumun 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) | 27.6 | 31.6 | 32.7 | 32.2 | 33.6 | 29.7 | 30.2 | 29.8 | 28.9 | 28.0 | 28.6 | 29.5 |
| Average daytime temperature (°C) | 23.5 | 27.9 | 30.0 | 30.5 | 29.8 | 28.0 | 27.8 | 27.6 | 26.4 | 26.4 | 26.7 | 26.1 |
| Average temperature (°C) | 18.1 | 21.4 | 22.9 | 24.7 | 24.7 | 23.6 | 23.4 | 23.6 | 22.7 | 22.4 | 21.7 | 20.7 |
| Average night temperature (°C) | 14.1 | 16.2 | 17.4 | 20.7 | 21.2 | 20.4 | 20.3 | 20.6 | 20.2 | 19.9 | 18.2 | 16.7 |
| Absolute minimum temperature (°C) | 10.0 | 13.1 | 12.7 | 19.2 | 19.7 | 19.6 | 19.1 | 19.2 | 19.3 | 18.7 | 14.1 | 11.5 |
| 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 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| 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) | 9.0 | 10.3 | 11.2 | 11.0 | 10.7 | 10.4 | 9.4 | 9.5 | 8.0 | 8.7 | 10.3 | 10.1 |
| Precipitation (mm) | 15 | 13 | 23 | 91 | 196 | 281 | 388 | 230 | 377 | 241 | 47 | 14 |
| Sunny days | 19 | 16 | 21 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 13 | 19 |
| Rainy days | 12 | 12 | 10 | 29 | 29 | 30 | 31 | 31 | 30 | 31 | 17 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Kathoumun is at