Average annual temperature is 21.6 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: 5.2 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
Look at detailed online map of Ban Tatmouan
* Weather data for Ban Tatmouan 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) | 25.5 | 28.6 | 31.4 | 35.4 | 34.1 | 33.9 | 32.9 | 30.4 | 30.4 | 28.7 | 28.3 | 27.2 |
| Average daytime temperature (°C) | 22.2 | 26.0 | 27.8 | 31.8 | 30.7 | 28.8 | 29.3 | 26.9 | 27.7 | 26.7 | 25.3 | 24.1 |
| Average temperature (°C) | 15.4 | 19.0 | 21.2 | 24.6 | 24.8 | 24.0 | 24.3 | 23.0 | 23.2 | 22.1 | 19.6 | 18.1 |
| Average night temperature (°C) | 8.9 | 12.7 | 15.3 | 19.0 | 20.3 | 20.7 | 20.7 | 20.4 | 20.0 | 18.2 | 15.0 | 12.9 |
| Absolute minimum temperature (°C) | 5.2 | 9.6 | 11.7 | 16.6 | 17.8 | 19.8 | 19.8 | 19.8 | 19.1 | 15.7 | 10.9 | 6.1 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.5 | 12.0 | 12.6 | 13.1 | 13.4 | 13.3 | 12.8 | 12.3 | 11.7 | 11.2 | 10.9 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.2 | 9.2 | 10.0 | 10.5 | 8.5 | 9.5 | 6.4 | 9.5 | 9.7 | 9.7 | 9.5 |
| Precipitation (mm) | 1 | 26 | 39 | 54 | 134 | 316 | 276 | 370 | 233 | 130 | 50 | 27 |
| Sunny days | 28 | 18 | 14 | 20 | 8 | 1 | 0 | 0 | 1 | 11 | 16 | 14 |
| Rainy days | 3 | 10 | 17 | 10 | 23 | 29 | 31 | 31 | 29 | 20 | 14 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Tatmouan is at