Average annual temperature is 26.6 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 50 days
Number of rainy days: 315 days
Look at detailed online map of Ban Rom Sai
* Weather data for Ban Rom 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) | 31.9 | 31.2 | 34.9 | 36.5 | 37.5 | 36.3 | 36.2 | 35.4 | 32.6 | 31.9 | 30.9 | 30.1 |
| Average daytime temperature (°C) | 28.2 | 29.4 | 31.5 | 35.0 | 33.8 | 32.9 | 31.7 | 33.0 | 30.4 | 30.3 | 28.3 | 28.5 |
| Average temperature (°C) | 24.6 | 25.3 | 26.6 | 28.9 | 28.3 | 27.7 | 27.0 | 27.6 | 26.1 | 25.9 | 25.2 | 25.5 |
| Average night temperature (°C) | 21.4 | 21.5 | 22.0 | 24.2 | 24.2 | 23.7 | 23.7 | 23.6 | 23.3 | 22.9 | 22.9 | 23.1 |
| Absolute minimum temperature (°C) | 16.8 | 20.3 | 19.7 | 23.0 | 23.0 | 22.2 | 22.6 | 22.5 | 22.1 | 21.9 | 21.8 | 22.3 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 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) | 9.1 | 10.5 | 10.9 | 11.1 | 10.4 | 9.1 | 7.8 | 10.3 | 7.7 | 9.0 | 6.8 | 9.2 |
| Precipitation (mm) | 69 | 52 | 24 | 48 | 87 | 48 | 130 | 82 | 267 | 299 | 376 | 125 |
| Sunny days | 8 | 6 | 13 | 5 | 1 | 6 | 5 | 5 | 0 | 0 | 0 | 1 |
| Rainy days | 23 | 22 | 18 | 25 | 30 | 24 | 26 | 26 | 30 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Rom Sai is at