Average annual temperature is 21.7 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: 4.5 °C
Number of sunny days: 139 days
Number of rainy days: 226 days
Look at detailed online map of Xiantan
* Weather data for Xiantan 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) | 27.2 | 30.1 | 32.5 | 32.5 | 31.4 | 30.3 | 31.3 | 30.7 | 29.3 | 29.3 | 29.1 | 26.6 |
| Average daytime temperature (°C) | 21.4 | 24.1 | 26.2 | 27.4 | 27.4 | 28.6 | 29.4 | 28.2 | 28.0 | 26.6 | 25.5 | 21.9 |
| Average temperature (°C) | 15.9 | 17.7 | 19.3 | 22.1 | 23.7 | 25.1 | 25.9 | 25.1 | 24.7 | 23.1 | 20.3 | 17.7 |
| Average night temperature (°C) | 11.8 | 13.2 | 14.3 | 18.4 | 20.6 | 22.2 | 22.7 | 22.6 | 21.9 | 20.2 | 16.0 | 14.3 |
| Absolute minimum temperature (°C) | 4.5 | 10.3 | 10.3 | 15.4 | 17.5 | 20.9 | 21.5 | 21.5 | 20.4 | 17.3 | 11.2 | 7.5 |
| 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 | 13.3 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.8 | 9.3 | 10.2 | 10.4 | 9.4 | 9.1 | 9.7 | 9.2 | 9.1 | 8.5 | 10.0 | 8.2 |
| Precipitation (mm) | 7 | 3 | 8 | 269 | 159 | 271 | 343 | 422 | 436 | 96 | 2 | 20 |
| Sunny days | 27 | 24 | 26 | 12 | 3 | 1 | 3 | 0 | 0 | 4 | 22 | 17 |
| Rainy days | 4 | 4 | 5 | 18 | 28 | 29 | 28 | 31 | 30 | 27 | 8 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Xiantan is at