Average annual temperature is 23.9 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 9.2 °C
Number of sunny days: 141 days
Number of rainy days: 224 days
Look at detailed online map of Changwat Loei
* Weather data for Changwat Loei 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) | 28.1 | 30.9 | 34.9 | 37.2 | 35.9 | 32.8 | 31.3 | 31.7 | 29.9 | 29.2 | 28.5 | 29.3 |
| Average daytime temperature (°C) | 23.2 | 27.1 | 30.3 | 33.6 | 30.7 | 29.4 | 29.3 | 28.0 | 27.4 | 26.7 | 25.7 | 25.2 |
| Average temperature (°C) | 18.6 | 22.2 | 25.0 | 28.4 | 26.4 | 25.5 | 25.3 | 24.7 | 23.9 | 23.3 | 22.1 | 20.9 |
| Average night temperature (°C) | 13.5 | 17.2 | 19.9 | 23.5 | 22.9 | 22.6 | 22.3 | 22.3 | 21.5 | 20.3 | 18.3 | 16.5 |
| Absolute minimum temperature (°C) | 9.2 | 12.2 | 15.0 | 20.3 | 20.9 | 21.3 | 21.1 | 21.0 | 20.4 | 18.3 | 13.9 | 9.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 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 | 12.9 | 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) | 9.8 | 10.5 | 10.5 | 11.1 | 10.5 | 8.3 | 9.3 | 6.7 | 6.8 | 9.1 | 10.1 | 10.0 |
| Precipitation (mm) | 17 | 29 | 6 | 55 | 141 | 135 | 169 | 148 | 452 | 169 | 18 | 2 |
| Sunny days | 28 | 22 | 23 | 14 | 1 | 1 | 0 | 1 | 0 | 6 | 18 | 27 |
| Rainy days | 3 | 6 | 8 | 16 | 30 | 29 | 31 | 30 | 30 | 25 | 12 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Changwat Loei is at