Average annual temperature is 24.1 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 7.0 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of Van Sai
* Weather data for Van Sai Vietnam is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.3 | 33.9 | 35.6 | 39.4 | 40.6 | 39.7 | 37.3 | 34.0 | 34.5 | 33.9 | 33.9 | 33.3 |
| Average daytime temperature (°C) | 20.9 | 25.4 | 27.4 | 32.2 | 34.5 | 32.6 | 34.6 | 31.4 | 30.7 | 29.7 | 27.5 | 24.6 |
| Average temperature (°C) | 15.6 | 19.9 | 21.8 | 26.0 | 28.5 | 28.0 | 29.2 | 27.2 | 26.7 | 24.9 | 21.9 | 18.9 |
| Average night temperature (°C) | 10.6 | 15.8 | 17.2 | 21.8 | 23.8 | 24.4 | 24.7 | 23.9 | 23.2 | 20.8 | 17.7 | 14.6 |
| Absolute minimum temperature (°C) | 7.0 | 9.3 | 13.1 | 18.1 | 19.8 | 22.7 | 22.8 | 21.5 | 21.6 | 17.4 | 12.3 | 7.9 |
| 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 | 13.3 | 12.8 | 12.3 | 11.7 | 11.1 | 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) | 8.5 | 8.1 | 7.9 | 9.6 | 10.3 | 8.7 | 10.7 | 7.6 | 8.7 | 9.8 | 8.9 | 7.6 |
| Precipitation (mm) | 1 | 32 | 30 | 13 | 77 | 199 | 109 | 224 | 128 | 50 | 21 | 8 |
| Sunny days | 24 | 13 | 9 | 11 | 12 | 5 | 4 | 4 | 1 | 19 | 16 | 20 |
| Rainy days | 7 | 15 | 22 | 19 | 19 | 25 | 27 | 27 | 29 | 12 | 14 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Van Sai is at