Average annual temperature is 23.4 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 7.3 °C
Number of sunny days: 143 days
Number of rainy days: 222 days
Look at detailed online map of Ban Chang-On
* Weather data for Ban Chang-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) | 28.7 | 30.7 | 34.0 | 37.3 | 37.4 | 37.2 | 35.7 | 33.2 | 33.4 | 31.2 | 30.3 | 30.0 |
| Average daytime temperature (°C) | 25.7 | 28.1 | 30.4 | 34.3 | 33.5 | 31.4 | 31.9 | 29.3 | 30.0 | 29.0 | 27.6 | 26.7 |
| Average temperature (°C) | 17.4 | 20.1 | 22.4 | 25.6 | 26.9 | 26.3 | 26.6 | 25.2 | 25.3 | 24.1 | 21.4 | 20.0 |
| Average night temperature (°C) | 10.3 | 13.1 | 16.2 | 19.1 | 21.7 | 22.7 | 22.6 | 22.4 | 21.8 | 20.2 | 16.4 | 14.5 |
| Absolute minimum temperature (°C) | 7.3 | 9.9 | 13.4 | 16.0 | 19.9 | 21.9 | 21.2 | 21.4 | 20.3 | 16.7 | 12.5 | 7.8 |
| 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 | 13.2 | 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) | 10.1 | 10.2 | 9.5 | 10.4 | 10.7 | 9.3 | 10.2 | 6.6 | 9.6 | 9.8 | 9.7 | 9.7 |
| Precipitation (mm) | 0 | 29 | 33 | 48 | 119 | 282 | 308 | 525 | 347 | 163 | 57 | 34 |
| Sunny days | 30 | 16 | 18 | 22 | 12 | 1 | 1 | 1 | 1 | 7 | 15 | 19 |
| Rainy days | 1 | 12 | 13 | 8 | 19 | 29 | 30 | 30 | 29 | 24 | 15 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Chang-On is at