Average annual temperature is 26.2 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 12.5 °C
Number of sunny days: 134 days
Number of rainy days: 231 days
Look at detailed online map of Ban Vatthana
* Weather data for Ban Vatthana 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) | 30.6 | 35.7 | 38.1 | 38.5 | 39.5 | 34.8 | 34.2 | 32.8 | 32.4 | 32.1 | 34.9 | 33.6 |
| Average daytime temperature (°C) | 26.0 | 30.9 | 33.9 | 36.3 | 34.2 | 31.3 | 31.4 | 30.3 | 29.7 | 30.5 | 31.4 | 29.3 |
| Average temperature (°C) | 20.2 | 24.6 | 27.0 | 30.2 | 29.3 | 27.4 | 27.2 | 26.9 | 26.1 | 26.3 | 25.9 | 23.6 |
| Average night temperature (°C) | 15.8 | 19.3 | 21.1 | 25.6 | 25.6 | 24.6 | 24.3 | 24.3 | 23.6 | 23.0 | 21.8 | 19.3 |
| Absolute minimum temperature (°C) | 12.5 | 14.8 | 16.7 | 22.4 | 22.8 | 23.5 | 23.2 | 22.9 | 22.7 | 20.9 | 18.5 | 13.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.8 | 10.1 | 10.6 | 10.8 | 10.4 | 9.0 | 9.6 | 7.7 | 6.9 | 9.5 | 10.3 | 9.6 |
| Precipitation (mm) | 29 | 5 | 15 | 60 | 218 | 326 | 324 | 302 | 535 | 132 | 4 | 2 |
| Sunny days | 26 | 18 | 23 | 6 | 7 | 0 | 0 | 0 | 1 | 7 | 19 | 27 |
| Rainy days | 5 | 10 | 8 | 24 | 24 | 30 | 31 | 31 | 29 | 24 | 11 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Vatthana is at