Average annual temperature is 24.5 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: 7.6 °C
Number of sunny days: 134 days
Number of rainy days: 231 days
Look at detailed online map of Alian
* Weather data for Alian Taiwan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.2 | 31.1 | 31.5 | 34.8 | 34.4 | 33.3 | 34.8 | 33.2 | 32.3 | 32.5 | 33.1 | 31.3 |
| Average daytime temperature (°C) | 24.8 | 26.9 | 27.7 | 30.2 | 30.5 | 31.7 | 32.8 | 30.8 | 30.7 | 29.8 | 29.0 | 25.9 |
| Average temperature (°C) | 18.6 | 20.0 | 21.8 | 25.2 | 26.7 | 28.2 | 28.8 | 27.5 | 27.3 | 25.9 | 23.5 | 20.5 |
| Average night temperature (°C) | 14.2 | 15.0 | 16.5 | 21.2 | 23.4 | 25.3 | 25.8 | 24.9 | 24.8 | 22.9 | 19.0 | 16.5 |
| Absolute minimum temperature (°C) | 7.6 | 11.4 | 12.3 | 17.6 | 19.5 | 24.1 | 24.7 | 23.7 | 23.4 | 20.0 | 13.4 | 9.8 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.0 | 9.4 | 10.7 | 10.9 | 9.4 | 9.3 | 10.0 | 8.7 | 8.9 | 8.2 | 9.8 | 8.0 |
| Precipitation (mm) | 6 | 4 | 9 | 144 | 148 | 281 | 353 | 497 | 397 | 85 | 7 | 55 |
| Sunny days | 26 | 21 | 24 | 15 | 6 | 1 | 2 | 0 | 3 | 4 | 17 | 15 |
| Rainy days | 5 | 7 | 7 | 15 | 25 | 29 | 29 | 31 | 27 | 27 | 13 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Alian is at