Average annual temperature is 25.6 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 13.6 °C
Number of sunny days: 126 days
Number of rainy days: 239 days
Look at detailed online map of Ban Boy
* Weather data for Ban Boy 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) | 31.6 | 36.6 | 38.2 | 38.2 | 38.3 | 34.2 | 33.2 | 32.6 | 33.0 | 32.2 | 33.1 | 33.8 |
| Average daytime temperature (°C) | 24.8 | 30.9 | 32.9 | 35.4 | 33.9 | 31.4 | 31.3 | 30.2 | 29.4 | 29.5 | 29.5 | 28.0 |
| Average temperature (°C) | 20.2 | 24.3 | 25.7 | 28.7 | 28.5 | 27.0 | 26.8 | 26.4 | 25.7 | 25.5 | 24.7 | 23.2 |
| Average night temperature (°C) | 17.1 | 19.7 | 20.7 | 24.5 | 24.7 | 23.9 | 23.7 | 23.7 | 23.1 | 22.7 | 21.6 | 20.1 |
| Absolute minimum temperature (°C) | 13.6 | 16.6 | 16.4 | 22.3 | 22.4 | 22.6 | 22.9 | 22.6 | 21.8 | 20.9 | 18.0 | 15.2 |
| 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) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.4 | 10.0 | 11.0 | 10.8 | 10.7 | 10.5 | 9.9 | 8.7 | 7.8 | 8.9 | 9.7 | 9.4 |
| Precipitation (mm) | 25 | 3 | 13 | 56 | 150 | 272 | 301 | 331 | 442 | 162 | 10 | 7 |
| Sunny days | 24 | 21 | 21 | 6 | 4 | 0 | 1 | 0 | 0 | 6 | 14 | 29 |
| Rainy days | 7 | 7 | 10 | 24 | 27 | 30 | 30 | 31 | 30 | 25 | 16 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Boy is at