Average annual temperature is 23.7 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: 6.0 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of Guoyihou
* Weather data for Guoyihou 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) | 29.8 | 33.0 | 32.9 | 34.8 | 35.4 | 33.1 | 34.3 | 32.9 | 32.4 | 32.4 | 32.9 | 30.4 |
| Average daytime temperature (°C) | 24.2 | 26.6 | 28.0 | 30.1 | 30.5 | 31.2 | 32.0 | 30.4 | 30.3 | 29.6 | 29.1 | 25.0 |
| Average temperature (°C) | 17.5 | 19.2 | 21.0 | 24.4 | 26.0 | 27.3 | 28.1 | 27.0 | 26.7 | 25.3 | 22.8 | 19.5 |
| Average night temperature (°C) | 13.2 | 14.2 | 15.7 | 20.1 | 22.7 | 24.4 | 25.1 | 24.4 | 24.1 | 22.1 | 18.1 | 15.7 |
| Absolute minimum temperature (°C) | 6.0 | 10.7 | 11.7 | 16.3 | 18.6 | 23.4 | 23.7 | 23.2 | 22.8 | 19.7 | 12.3 | 8.5 |
| 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) | 8.9 | 9.6 | 10.3 | 10.7 | 9.5 | 9.3 | 9.9 | 9.2 | 9.1 | 8.5 | 10.0 | 8.3 |
| Precipitation (mm) | 9 | 3 | 19 | 137 | 245 | 358 | 227 | 515 | 425 | 81 | 9 | 23 |
| Sunny days | 20 | 23 | 24 | 13 | 7 | 1 | 2 | 0 | 4 | 5 | 22 | 14 |
| Rainy days | 11 | 5 | 7 | 17 | 24 | 29 | 29 | 31 | 26 | 26 | 8 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guoyihou is at