Average annual temperature is 23.0 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 5.2 °C
Number of sunny days: 136 days
Number of rainy days: 229 days
Look at detailed online map of Ban Houaysèo
* Weather data for Ban Houaysèo 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) | 28.5 | 30.8 | 34.3 | 37.5 | 37.3 | 37.8 | 34.3 | 32.5 | 32.3 | 31.0 | 31.2 | 30.0 |
| Average daytime temperature (°C) | 24.7 | 27.8 | 29.9 | 33.6 | 33.3 | 30.6 | 30.8 | 28.3 | 29.0 | 29.0 | 28.5 | 26.1 |
| Average temperature (°C) | 17.0 | 20.1 | 22.4 | 25.9 | 26.7 | 25.5 | 25.7 | 24.3 | 24.5 | 23.5 | 21.4 | 19.3 |
| Average night temperature (°C) | 9.7 | 13.3 | 16.1 | 19.9 | 21.8 | 22.1 | 22.0 | 21.6 | 21.1 | 18.8 | 15.7 | 13.5 |
| Absolute minimum temperature (°C) | 5.2 | 9.6 | 11.9 | 17.7 | 19.6 | 21.4 | 21.3 | 19.7 | 19.7 | 15.5 | 11.7 | 6.7 |
| 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) | 9.6 | 10.3 | 9.5 | 10.4 | 10.9 | 8.3 | 9.9 | 6.7 | 8.9 | 10.1 | 9.8 | 9.8 |
| Precipitation (mm) | 5 | 17 | 42 | 85 | 98 | 484 | 371 | 594 | 270 | 41 | 19 | 15 |
| Sunny days | 26 | 16 | 15 | 17 | 8 | 0 | 1 | 1 | 2 | 13 | 19 | 18 |
| Rainy days | 5 | 12 | 16 | 13 | 23 | 30 | 30 | 30 | 28 | 18 | 11 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houaysèo is at