Average annual temperature is 24.0 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 7.7 °C
Number of sunny days: 130 days
Number of rainy days: 235 days
Look at detailed online map of Ban Nasan
* Weather data for Ban Nasan 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) | 28.0 | 31.3 | 34.1 | 37.0 | 37.5 | 34.8 | 35.4 | 33.0 | 33.2 | 31.4 | 30.7 | 31.3 |
| Average daytime temperature (°C) | 25.5 | 28.8 | 31.0 | 34.7 | 33.1 | 30.9 | 31.3 | 29.3 | 29.7 | 29.0 | 28.3 | 27.8 |
| Average temperature (°C) | 18.7 | 21.6 | 23.8 | 27.3 | 27.0 | 25.8 | 26.2 | 25.0 | 25.0 | 24.1 | 22.2 | 21.1 |
| Average night temperature (°C) | 12.1 | 14.9 | 17.6 | 21.0 | 22.4 | 22.3 | 22.5 | 22.1 | 21.9 | 20.5 | 17.5 | 15.6 |
| Absolute minimum temperature (°C) | 7.7 | 10.9 | 13.4 | 19.1 | 20.3 | 21.4 | 21.4 | 20.8 | 21.1 | 18.7 | 14.4 | 10.3 |
| 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) | 9.9 | 10.6 | 10.5 | 11.1 | 10.7 | 9.0 | 9.6 | 6.6 | 8.8 | 9.5 | 9.9 | 9.9 |
| Precipitation (mm) | 2 | 8 | 29 | 43 | 165 | 253 | 220 | 242 | 252 | 139 | 31 | 17 |
| Sunny days | 27 | 18 | 22 | 20 | 5 | 0 | 1 | 2 | 0 | 3 | 17 | 15 |
| Rainy days | 4 | 10 | 9 | 10 | 26 | 30 | 30 | 29 | 30 | 28 | 13 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Nasan is at