Average annual temperature is 21.0 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: 0.9 °C
Number of sunny days: 102 days
Number of rainy days: 263 days
Look at detailed online map of Siyao
* Weather data for Siyao China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 23.9 | 25.6 | 33.4 | 30.5 | 33.7 | 33.4 | 34.5 | 32.1 | 31.0 | 31.2 | 28.2 | 27.7 |
| Average daytime temperature (°C) | 16.6 | 17.9 | 23.3 | 25.7 | 28.4 | 30.1 | 32.3 | 30.0 | 29.1 | 26.3 | 22.4 | 18.0 |
| Average temperature (°C) | 11.9 | 13.8 | 18.4 | 21.5 | 24.5 | 26.6 | 28.4 | 26.4 | 25.7 | 22.3 | 18.1 | 13.3 |
| Average night temperature (°C) | 7.2 | 10.0 | 14.2 | 17.9 | 20.9 | 23.5 | 24.8 | 23.7 | 22.9 | 18.8 | 14.1 | 8.8 |
| Absolute minimum temperature (°C) | 1.3 | 6.7 | 9.6 | 11.9 | 16.2 | 22.0 | 23.1 | 20.9 | 20.5 | 14.6 | 8.7 | 0.9 |
| 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 | 11.4 | 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) | 6.2 | 4.0 | 4.5 | 5.8 | 7.6 | 8.4 | 11.0 | 8.2 | 8.6 | 7.7 | 6.9 | 6.4 |
| Precipitation (mm) | 23 | 121 | 83 | 138 | 128 | 320 | 180 | 221 | 155 | 40 | 58 | 20 |
| Sunny days | 17 | 13 | 11 | 4 | 3 | 4 | 1 | 2 | 2 | 16 | 13 | 16 |
| Rainy days | 14 | 15 | 20 | 26 | 28 | 26 | 30 | 29 | 28 | 15 | 17 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Siyao during the most sunny months:
The largest precipitation sum in Siyao is at