Average annual temperature is 25.0 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 10.5 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of Ban Houaysin
* Weather data for Ban Houaysin 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) | 32.0 | 33.2 | 36.8 | 39.2 | 39.5 | 37.0 | 36.1 | 35.0 | 34.2 | 32.3 | 32.0 | 31.8 |
| Average daytime temperature (°C) | 27.1 | 29.6 | 32.3 | 36.3 | 34.2 | 32.0 | 32.6 | 30.7 | 30.4 | 29.9 | 29.1 | 28.4 |
| Average temperature (°C) | 20.3 | 22.3 | 24.8 | 28.3 | 27.9 | 26.7 | 27.1 | 26.1 | 25.9 | 25.0 | 23.4 | 22.1 |
| Average night temperature (°C) | 13.9 | 16.0 | 18.8 | 22.5 | 23.4 | 23.4 | 23.5 | 23.2 | 23.0 | 21.9 | 19.1 | 17.1 |
| Absolute minimum temperature (°C) | 10.5 | 12.6 | 15.5 | 19.5 | 21.5 | 22.5 | 22.6 | 22.1 | 21.6 | 20.4 | 16.2 | 11.0 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.3 | 13.1 | 12.8 | 12.2 | 11.7 | 11.2 | 11.0 |
| 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 | 10.0 |
| Sunshine mean duration (h) | 9.8 | 10.3 | 10.2 | 10.7 | 10.0 | 8.1 | 9.3 | 6.2 | 7.2 | 9.1 | 9.8 | 9.7 |
| Precipitation (mm) | 7 | 12 | 14 | 46 | 153 | 400 | 278 | 347 | 346 | 284 | 54 | 28 |
| Sunny days | 27 | 21 | 22 | 18 | 3 | 0 | 1 | 1 | 0 | 2 | 17 | 20 |
| Rainy days | 4 | 7 | 9 | 12 | 28 | 30 | 30 | 30 | 30 | 29 | 13 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houaysin is at