Average annual temperature is 24.3 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: 7.0 °C
Number of sunny days: 133 days
Number of rainy days: 232 days
Look at detailed online map of Jiuyan
* Weather data for Jiuyan 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) | 30.3 | 31.5 | 31.9 | 34.9 | 34.8 | 33.5 | 34.3 | 32.9 | 32.3 | 31.8 | 32.5 | 30.6 |
| Average daytime temperature (°C) | 25.2 | 27.5 | 28.2 | 30.5 | 30.6 | 31.5 | 32.3 | 30.4 | 30.5 | 29.5 | 28.5 | 25.7 |
| Average temperature (°C) | 18.9 | 20.4 | 22.0 | 25.2 | 26.4 | 27.8 | 28.4 | 27.1 | 26.9 | 25.5 | 23.0 | 20.4 |
| Average night temperature (°C) | 14.1 | 15.1 | 16.7 | 21.1 | 23.1 | 24.8 | 25.4 | 24.5 | 24.3 | 22.7 | 18.7 | 16.6 |
| Absolute minimum temperature (°C) | 7.0 | 11.6 | 12.4 | 18.8 | 20.1 | 23.6 | 24.4 | 23.3 | 23.0 | 19.9 | 12.8 | 9.9 |
| 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 | 9.2 | 10.7 | 10.4 | 9.2 | 9.4 | 9.9 | 8.6 | 8.8 | 8.2 | 9.8 | 8.1 |
| Precipitation (mm) | 5 | 3 | 2 | 185 | 168 | 347 | 384 | 576 | 437 | 128 | 19 | 58 |
| Sunny days | 27 | 21 | 26 | 13 | 5 | 1 | 5 | 0 | 0 | 1 | 20 | 14 |
| Rainy days | 4 | 7 | 5 | 17 | 26 | 29 | 26 | 31 | 30 | 30 | 10 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Jiuyan is at