Average annual temperature is 24.5 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 11.4 °C
Number of sunny days: 107 days
Number of rainy days: 258 days
Look at detailed online map of Ban Chalou
* Weather data for Ban Chalou 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) | 29.7 | 34.1 | 37.0 | 37.5 | 38.3 | 34.4 | 33.9 | 33.4 | 33.0 | 32.5 | 31.7 | 32.2 |
| Average daytime temperature (°C) | 22.4 | 27.4 | 30.3 | 33.7 | 33.5 | 30.7 | 31.0 | 29.5 | 29.3 | 28.6 | 27.3 | 24.9 |
| Average temperature (°C) | 18.1 | 22.0 | 24.0 | 27.8 | 28.2 | 26.5 | 26.6 | 25.8 | 25.4 | 25.0 | 23.3 | 20.8 |
| Average night temperature (°C) | 15.2 | 18.2 | 19.7 | 23.6 | 24.2 | 23.8 | 23.6 | 23.3 | 22.7 | 22.5 | 20.4 | 17.7 |
| Absolute minimum temperature (°C) | 11.4 | 13.2 | 16.0 | 20.4 | 21.6 | 23.0 | 22.6 | 22.4 | 21.5 | 20.6 | 16.5 | 11.9 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.1 | 8.9 | 10.3 | 10.9 | 10.8 | 7.9 | 9.0 | 6.9 | 6.6 | 8.7 | 9.5 | 8.9 |
| Precipitation (mm) | 9 | 31 | 36 | 25 | 96 | 274 | 209 | 415 | 440 | 117 | 11 | 2 |
| Sunny days | 24 | 12 | 16 | 7 | 4 | 0 | 0 | 0 | 1 | 5 | 14 | 24 |
| Rainy days | 7 | 16 | 15 | 23 | 27 | 30 | 31 | 31 | 29 | 26 | 16 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Chalou is at