Average annual temperature is 25.4 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 10.2 °C
Number of sunny days: 150 days
Number of rainy days: 215 days
Look at detailed online map of Ban Viangmai
* Weather data for Ban Viangmai 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) | 29.8 | 32.5 | 36.7 | 39.8 | 40.3 | 38.4 | 36.2 | 33.3 | 34.1 | 32.8 | 31.6 | 31.2 |
| Average daytime temperature (°C) | 27.2 | 30.2 | 33.3 | 37.3 | 35.2 | 32.0 | 32.3 | 30.0 | 30.2 | 29.5 | 29.5 | 28.7 |
| Average temperature (°C) | 19.7 | 22.7 | 25.5 | 29.3 | 29.1 | 27.3 | 27.6 | 26.2 | 26.3 | 25.5 | 23.5 | 22.4 |
| Average night temperature (°C) | 12.6 | 15.3 | 18.4 | 21.7 | 23.9 | 23.8 | 24.0 | 23.4 | 23.1 | 22.2 | 18.5 | 16.9 |
| Absolute minimum temperature (°C) | 10.2 | 12.6 | 15.6 | 18.6 | 21.2 | 22.6 | 23.1 | 22.1 | 22.4 | 20.9 | 14.3 | 11.5 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 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 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 10.2 | 10.1 | 9.4 | 10.5 | 10.5 | 9.4 | 9.7 | 7.1 | 8.9 | 9.6 | 9.9 | 9.7 |
| Precipitation (mm) | 0 | 24 | 15 | 29 | 164 | 354 | 324 | 404 | 416 | 247 | 102 | 28 |
| Sunny days | 29 | 19 | 25 | 25 | 12 | 0 | 2 | 0 | 2 | 2 | 18 | 16 |
| Rainy days | 2 | 9 | 6 | 5 | 19 | 30 | 29 | 31 | 28 | 29 | 12 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Viangmai is at