Average annual temperature is 26.8 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 15.6 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of Ban Tachian
* Weather data for Ban Tachian 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) | 32.6 | 34.4 | 36.2 | 37.5 | 37.6 | 32.7 | 32.4 | 32.3 | 31.7 | 32.1 | 33.9 | 33.6 |
| Average daytime temperature (°C) | 29.2 | 32.7 | 33.9 | 35.5 | 33.6 | 30.9 | 30.4 | 30.5 | 29.9 | 30.3 | 31.1 | 31.6 |
| Average temperature (°C) | 23.7 | 26.5 | 27.8 | 30.0 | 28.8 | 27.0 | 26.7 | 26.8 | 26.2 | 26.4 | 26.0 | 25.9 |
| Average night temperature (°C) | 18.8 | 21.1 | 22.7 | 25.6 | 25.3 | 24.5 | 24.2 | 24.2 | 24.0 | 23.9 | 22.1 | 21.2 |
| Absolute minimum temperature (°C) | 15.6 | 17.6 | 19.0 | 23.7 | 23.7 | 23.5 | 23.2 | 23.3 | 23.3 | 23.2 | 17.9 | 17.0 |
| 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) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| 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) | 9.1 | 10.5 | 11.1 | 10.9 | 10.6 | 9.0 | 8.4 | 8.8 | 7.5 | 9.0 | 10.0 | 10.1 |
| Precipitation (mm) | 20 | 8 | 1 | 66 | 190 | 350 | 551 | 443 | 480 | 261 | 132 | 10 |
| Sunny days | 22 | 23 | 28 | 6 | 1 | 0 | 1 | 0 | 0 | 1 | 9 | 19 |
| Rainy days | 9 | 5 | 3 | 24 | 30 | 30 | 30 | 31 | 30 | 30 | 21 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Tachian is at