Average annual temperature is 22.7 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 3.9 °C
Number of sunny days: 128 days
Number of rainy days: 237 days
Look at detailed online map of Ban Viangsamai
* Weather data for Ban Viangsamai 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) | 28.3 | 32.6 | 35.6 | 37.1 | 36.8 | 35.3 | 33.6 | 32.2 | 31.7 | 30.5 | 30.3 | 30.9 |
| Average daytime temperature (°C) | 25.3 | 28.8 | 31.0 | 34.3 | 32.4 | 30.1 | 31.0 | 28.5 | 28.2 | 28.0 | 28.0 | 27.0 |
| Average temperature (°C) | 17.0 | 20.4 | 22.6 | 26.0 | 25.8 | 24.9 | 25.3 | 24.0 | 23.7 | 22.6 | 20.7 | 19.2 |
| Average night temperature (°C) | 9.4 | 12.6 | 15.4 | 19.3 | 20.7 | 21.4 | 21.3 | 21.0 | 20.3 | 18.3 | 15.4 | 13.3 |
| Absolute minimum temperature (°C) | 3.9 | 8.8 | 11.3 | 15.9 | 18.9 | 20.4 | 20.2 | 19.6 | 18.2 | 15.2 | 10.2 | 6.1 |
| 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 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.3 | 10.4 | 11.4 | 11.1 | 8.7 | 10.6 | 7.0 | 8.8 | 9.7 | 10.0 | 9.8 |
| Precipitation (mm) | 5 | 5 | 36 | 51 | 128 | 225 | 181 | 303 | 298 | 104 | 27 | 17 |
| Sunny days | 27 | 17 | 20 | 17 | 2 | 0 | 0 | 0 | 1 | 7 | 18 | 19 |
| Rainy days | 4 | 11 | 11 | 13 | 29 | 30 | 31 | 31 | 29 | 24 | 12 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Viangsamai is at