Average annual temperature is 23.9 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: 9.2 °C
Number of sunny days: 134 days
Number of rainy days: 231 days
Look at detailed online map of Ban On
* Weather data for Ban On 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) | 27.8 | 30.7 | 33.4 | 38.1 | 37.3 | 35.0 | 33.9 | 32.4 | 32.7 | 31.5 | 30.3 | 29.5 |
| Average daytime temperature (°C) | 25.3 | 28.5 | 30.6 | 35.1 | 33.0 | 30.1 | 30.8 | 28.6 | 29.4 | 28.7 | 28.0 | 27.3 |
| Average temperature (°C) | 18.6 | 21.4 | 23.7 | 27.8 | 27.3 | 25.4 | 25.7 | 24.6 | 24.9 | 24.0 | 22.2 | 21.2 |
| Average night temperature (°C) | 12.3 | 14.7 | 17.5 | 22.0 | 22.9 | 22.4 | 22.4 | 22.1 | 21.8 | 20.7 | 17.5 | 15.8 |
| Absolute minimum temperature (°C) | 9.2 | 11.8 | 14.1 | 19.3 | 20.7 | 21.2 | 21.4 | 21.1 | 21.1 | 18.9 | 14.0 | 11.1 |
| 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) | 10.0 | 10.4 | 10.3 | 11.1 | 10.7 | 9.2 | 9.3 | 6.6 | 8.4 | 9.4 | 9.8 | 9.9 |
| Precipitation (mm) | 1 | 6 | 13 | 27 | 175 | 291 | 205 | 275 | 254 | 185 | 19 | 13 |
| Sunny days | 28 | 21 | 21 | 22 | 5 | 0 | 0 | 0 | 0 | 0 | 17 | 20 |
| Rainy days | 3 | 7 | 10 | 8 | 26 | 30 | 31 | 31 | 30 | 31 | 13 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban On is at