Average annual temperature is 19.5 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: -0.9 °C
Number of sunny days: 101 days
Number of rainy days: 264 days
Look at detailed online map of Si’ou
* Weather data for Si’ou 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) | 21.3 | 23.0 | 26.9 | 27.5 | 32.0 | 31.6 | 32.4 | 31.4 | 30.2 | 29.1 | 25.5 | 22.8 |
| Average daytime temperature (°C) | 13.9 | 14.4 | 19.4 | 22.9 | 26.1 | 28.7 | 30.4 | 29.3 | 28.3 | 24.6 | 19.8 | 14.9 |
| Average temperature (°C) | 9.9 | 11.3 | 15.9 | 19.6 | 23.0 | 25.6 | 27.1 | 26.2 | 25.5 | 21.5 | 16.6 | 11.4 |
| Average night temperature (°C) | 5.7 | 7.9 | 12.5 | 16.5 | 20.0 | 22.9 | 24.2 | 23.6 | 22.8 | 18.4 | 13.6 | 8.0 |
| Absolute minimum temperature (°C) | -0.2 | 2.8 | 8.4 | 9.3 | 13.5 | 20.6 | 22.9 | 20.4 | 20.0 | 14.0 | 6.3 | -0.9 |
| 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) | 10.8 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.5 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| 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) | 6.3 | 4.0 | 5.4 | 6.0 | 7.7 | 8.4 | 10.9 | 9.6 | 9.4 | 7.7 | 6.5 | 6.2 |
| Precipitation (mm) | 50 | 235 | 211 | 509 | 396 | 362 | 198 | 209 | 105 | 30 | 126 | 112 |
| Sunny days | 21 | 10 | 6 | 6 | 2 | 2 | 2 | 3 | 5 | 17 | 14 | 13 |
| Rainy days | 10 | 18 | 25 | 24 | 29 | 28 | 29 | 28 | 25 | 14 | 16 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Si’ou during the most sunny months:
The largest precipitation sum in Si’ou is at