Average annual temperature is 24.0 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 5.9 °C
Number of sunny days: 123 days
Number of rainy days: 242 days
Look at detailed online map of Ban Nian
* Weather data for Ban Nian 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) | 28.5 | 31.6 | 34.5 | 37.5 | 38.0 | 36.2 | 35.1 | 32.6 | 32.3 | 30.5 | 30.4 | 31.6 |
| Average daytime temperature (°C) | 25.5 | 28.9 | 30.9 | 34.8 | 33.5 | 30.8 | 31.4 | 29.0 | 28.9 | 28.2 | 28.2 | 27.5 |
| Average temperature (°C) | 18.4 | 21.5 | 23.5 | 27.4 | 27.5 | 26.0 | 26.4 | 25.1 | 24.8 | 23.9 | 22.3 | 20.9 |
| Average night temperature (°C) | 11.0 | 14.5 | 17.3 | 21.1 | 22.6 | 22.4 | 22.7 | 22.4 | 22.0 | 20.5 | 17.3 | 15.1 |
| Absolute minimum temperature (°C) | 5.9 | 10.5 | 13.5 | 19.0 | 19.8 | 21.6 | 21.6 | 21.3 | 21.2 | 18.0 | 12.6 | 8.1 |
| 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 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.8 | 10.5 | 10.0 | 10.8 | 10.9 | 9.3 | 10.3 | 7.1 | 8.7 | 9.4 | 9.9 | 9.6 |
| Precipitation (mm) | 6 | 17 | 20 | 34 | 129 | 321 | 239 | 438 | 472 | 149 | 29 | 30 |
| Sunny days | 27 | 16 | 22 | 19 | 2 | 0 | 1 | 0 | 1 | 3 | 17 | 15 |
| Rainy days | 4 | 12 | 9 | 11 | 29 | 30 | 30 | 31 | 29 | 28 | 13 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Nian is at