Average annual temperature is 25.8 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: 19.0 °C
Number of sunny days: 56 days
Number of rainy days: 309 days
Look at detailed online map of Amphoe Ban Na San
* Weather data for Amphoe Ban Na San 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) | 29.8 | 31.6 | 36.3 | 36.2 | 34.9 | 31.5 | 31.4 | 31.8 | 30.4 | 30.6 | 30.2 | 30.9 |
| Average daytime temperature (°C) | 28.2 | 30.0 | 32.4 | 33.9 | 31.6 | 29.7 | 28.9 | 29.7 | 28.6 | 29.3 | 28.3 | 29.2 |
| Average temperature (°C) | 24.3 | 25.3 | 26.5 | 28.0 | 27.0 | 26.3 | 25.7 | 25.8 | 25.3 | 25.4 | 25.0 | 25.4 |
| Average night temperature (°C) | 21.3 | 21.3 | 21.7 | 24.1 | 24.1 | 23.8 | 23.6 | 23.5 | 23.3 | 22.9 | 22.8 | 22.5 |
| Absolute minimum temperature (°C) | 19.0 | 19.8 | 19.5 | 22.6 | 23.2 | 22.9 | 22.8 | 22.6 | 22.5 | 21.9 | 22.1 | 21.4 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.8 | 10.7 | 10.7 | 10.6 | 9.8 | 9.0 | 8.4 | 10.0 | 7.4 | 8.6 | 7.0 | 9.6 |
| Precipitation (mm) | 98 | 89 | 38 | 96 | 210 | 222 | 261 | 238 | 398 | 412 | 394 | 118 |
| Sunny days | 9 | 12 | 18 | 2 | 3 | 3 | 3 | 0 | 1 | 0 | 2 | 3 |
| Rainy days | 22 | 16 | 13 | 28 | 28 | 27 | 28 | 31 | 29 | 31 | 28 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Amphoe Ban Na San is at