Average annual temperature is 26.8 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 10.3 °C
Number of sunny days: 163 days
Number of rainy days: 202 days
Look at detailed online map of Ban Na Sai
* Weather data for Ban Na 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) | 31.8 | 35.3 | 38.7 | 39.6 | 41.1 | 34.7 | 34.2 | 33.0 | 32.2 | 32.5 | 33.8 | 33.0 |
| Average daytime temperature (°C) | 27.2 | 31.0 | 34.0 | 37.0 | 34.6 | 31.7 | 31.6 | 30.5 | 30.0 | 30.7 | 31.1 | 29.2 |
| Average temperature (°C) | 21.3 | 25.1 | 28.0 | 31.5 | 30.0 | 27.8 | 27.7 | 27.0 | 26.4 | 26.6 | 26.0 | 23.9 |
| Average night temperature (°C) | 15.1 | 19.0 | 22.0 | 26.1 | 25.7 | 24.6 | 24.5 | 24.2 | 23.7 | 22.8 | 21.1 | 18.7 |
| Absolute minimum temperature (°C) | 10.3 | 12.6 | 17.3 | 23.6 | 22.8 | 23.6 | 23.1 | 23.4 | 22.8 | 21.0 | 16.7 | 11.8 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.5 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.5 | 10.3 | 10.7 | 11.1 | 10.6 | 8.2 | 9.1 | 6.9 | 6.7 | 9.4 | 10.1 | 10.0 |
| Precipitation (mm) | 5 | 11 | 8 | 25 | 190 | 355 | 385 | 366 | 487 | 211 | 7 | 0 |
| Sunny days | 27 | 22 | 28 | 16 | 9 | 0 | 0 | 1 | 0 | 10 | 20 | 30 |
| Rainy days | 4 | 6 | 3 | 14 | 22 | 30 | 31 | 30 | 30 | 21 | 10 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Na Sai is at