Average annual temperature is 20.0 °C
Absolute maximum temperature: 30.9 °C
Absolute minimum temperature: 3.7 °C
Number of sunny days: 152 days
Number of rainy days: 213 days
Look at detailed online map of Xiwei
* Weather data for Xiwei 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) | 15.7 | 15.3 | 18.5 | 20.8 | 25.0 | 29.5 | 29.8 | 30.9 | 29.0 | 28.0 | 24.6 | 21.0 |
| Average daytime temperature (°C) | 12.3 | 11.7 | 14.0 | 17.6 | 22.0 | 27.1 | 28.5 | 28.7 | 28.3 | 24.5 | 20.7 | 15.4 |
| Average temperature (°C) | 11.2 | 10.8 | 13.2 | 16.8 | 21.3 | 26.2 | 27.7 | 27.7 | 27.5 | 23.5 | 19.4 | 14.2 |
| Average night temperature (°C) | 9.8 | 9.8 | 12.4 | 15.8 | 20.4 | 25.4 | 26.9 | 26.8 | 26.4 | 22.5 | 17.8 | 12.3 |
| Absolute minimum temperature (°C) | 3.7 | 6.8 | 9.6 | 13.3 | 17.4 | 22.9 | 26.0 | 24.4 | 25.0 | 19.5 | 13.9 | 5.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.5 | 10.9 | 10.5 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 5.0 | 6.1 | 6.7 | 7.8 | 8.4 | 8.7 | 10.4 | 10.0 | 9.4 | 6.0 | 7.4 | 6.5 |
| Precipitation (mm) | 57 | 60 | 118 | 212 | 68 | 140 | 151 | 157 | 152 | 75 | 17 | 49 |
| Sunny days | 15 | 15 | 15 | 11 | 18 | 10 | 14 | 4 | 9 | 8 | 15 | 18 |
| Rainy days | 16 | 13 | 16 | 19 | 13 | 20 | 17 | 27 | 21 | 23 | 15 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Xiwei during the most sunny months:
The largest precipitation sum in Xiwei is at