Average annual temperature is 21.8 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: 5.2 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of Aishan
* Weather data for Aishan 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) | 25.5 | 28.8 | 32.3 | 30.2 | 32.0 | 32.1 | 32.6 | 32.3 | 33.0 | 32.3 | 29.6 | 27.6 |
| Average daytime temperature (°C) | 19.5 | 21.1 | 24.0 | 25.7 | 27.8 | 29.6 | 30.9 | 29.8 | 30.0 | 28.4 | 25.8 | 21.1 |
| Average temperature (°C) | 15.1 | 16.1 | 18.4 | 21.4 | 23.9 | 26.0 | 27.2 | 26.4 | 26.0 | 23.8 | 20.4 | 16.9 |
| Average night temperature (°C) | 11.8 | 12.9 | 14.4 | 18.1 | 20.8 | 23.5 | 24.3 | 23.8 | 22.9 | 20.4 | 16.4 | 13.8 |
| Absolute minimum temperature (°C) | 5.2 | 9.1 | 8.8 | 13.7 | 15.7 | 22.3 | 22.3 | 21.4 | 21.3 | 17.5 | 10.3 | 5.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 | 13.5 | 13.0 | 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) | 9.0 | 9.3 | 10.0 | 10.3 | 9.7 | 9.3 | 10.3 | 9.6 | 9.8 | 9.1 | 9.8 | 8.1 |
| Precipitation (mm) | 25 | 67 | 96 | 288 | 263 | 327 | 143 | 384 | 187 | 100 | 18 | 111 |
| Sunny days | 20 | 19 | 20 | 9 | 13 | 2 | 3 | 1 | 6 | 10 | 20 | 15 |
| Rainy days | 11 | 9 | 11 | 21 | 18 | 28 | 28 | 30 | 24 | 21 | 10 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Aishan is at