Average annual temperature is 22.9 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 6.2 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of Bản Sa Lan
* Weather data for Bản Sa Lan 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) | 28.2 | 30.6 | 34.7 | 37.4 | 38.0 | 38.7 | 34.6 | 31.2 | 31.9 | 31.6 | 32.2 | 29.8 |
| Average daytime temperature (°C) | 23.3 | 27.0 | 29.6 | 33.7 | 33.5 | 31.3 | 31.4 | 28.7 | 29.4 | 28.9 | 27.5 | 24.9 |
| Average temperature (°C) | 15.9 | 19.5 | 22.1 | 25.8 | 26.9 | 25.8 | 26.2 | 24.8 | 24.8 | 23.4 | 20.9 | 18.5 |
| Average night temperature (°C) | 9.3 | 13.4 | 16.0 | 19.4 | 21.6 | 22.3 | 22.3 | 22.1 | 21.3 | 18.9 | 15.6 | 13.3 |
| Absolute minimum temperature (°C) | 6.3 | 9.5 | 11.8 | 17.0 | 19.0 | 21.4 | 21.1 | 19.8 | 19.8 | 16.0 | 11.1 | 6.2 |
| 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 | 11.4 | 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) | 8.6 | 8.9 | 8.6 | 10.0 | 10.2 | 8.0 | 9.8 | 5.9 | 9.2 | 9.5 | 8.7 | 7.7 |
| Precipitation (mm) | 3 | 30 | 58 | 59 | 81 | 301 | 163 | 446 | 137 | 53 | 23 | 11 |
| Sunny days | 25 | 18 | 15 | 15 | 9 | 0 | 0 | 0 | 2 | 16 | 17 | 21 |
| Rainy days | 6 | 10 | 16 | 15 | 22 | 30 | 31 | 31 | 28 | 15 | 13 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bản Sa Lan is at