Average annual temperature is 26.0 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 12.0 °C
Number of sunny days: 145 days
Number of rainy days: 220 days
Look at detailed online map of Ban Lan Sai
* Weather data for Ban Lan Sai Thailand is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.4 | 32.3 | 35.5 | 37.4 | 37.5 | 33.7 | 32.6 | 32.6 | 31.2 | 30.4 | 30.8 | 31.6 |
| Average daytime temperature (°C) | 26.5 | 29.3 | 32.5 | 35.4 | 32.8 | 30.9 | 30.6 | 29.9 | 29.1 | 29.2 | 28.6 | 28.6 |
| Average temperature (°C) | 21.6 | 24.5 | 27.2 | 29.8 | 28.5 | 27.1 | 26.7 | 26.2 | 25.6 | 25.6 | 24.7 | 24.2 |
| Average night temperature (°C) | 16.4 | 19.8 | 22.0 | 24.9 | 24.8 | 24.3 | 23.8 | 23.6 | 23.2 | 22.8 | 21.2 | 19.9 |
| Absolute minimum temperature (°C) | 12.0 | 15.5 | 18.1 | 22.9 | 22.9 | 23.1 | 22.7 | 23.0 | 22.1 | 21.7 | 17.1 | 13.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.9 | 13.0 | 13.0 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.3 | 10.9 | 11.1 | 10.5 | 10.0 | 9.4 | 8.2 | 7.0 | 9.5 | 10.1 | 10.2 |
| Precipitation (mm) | 0 | 11 | 2 | 65 | 100 | 136 | 175 | 127 | 323 | 152 | 8 | 0 |
| Sunny days | 28 | 17 | 26 | 11 | 8 | 2 | 1 | 0 | 1 | 3 | 20 | 28 |
| Rainy days | 3 | 11 | 5 | 19 | 23 | 28 | 30 | 31 | 29 | 28 | 10 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Lan Sai is at