Average annual temperature is 18.9 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: -3.4 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of Sanmentan
* Weather data for Sanmentan 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) | 25.9 | 22.1 | 26.9 | 31.4 | 33.5 | 34.3 | 38.5 | 36.1 | 33.5 | 30.3 | 29.7 | 27.0 |
| Average daytime temperature (°C) | 12.7 | 13.3 | 19.4 | 23.4 | 27.1 | 30.2 | 34.2 | 32.2 | 30.0 | 24.5 | 20.5 | 13.8 |
| Average temperature (°C) | 8.0 | 9.3 | 14.8 | 18.5 | 22.8 | 26.1 | 29.2 | 27.3 | 25.6 | 20.1 | 15.3 | 8.9 |
| Average night temperature (°C) | 3.3 | 5.9 | 10.4 | 14.4 | 19.2 | 22.7 | 25.1 | 23.6 | 22.2 | 16.5 | 11.0 | 4.4 |
| Absolute minimum temperature (°C) | -2.7 | 1.4 | 6.1 | 7.1 | 14.1 | 20.6 | 23.7 | 19.8 | 20.1 | 11.3 | 3.8 | -3.4 |
| 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) | 10.7 | 11.3 | 12.0 | 12.8 | 13.5 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.9 | 10.5 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 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 | 4.6 | 5.9 | 6.7 | 8.1 | 8.5 | 11.4 | 9.7 | 8.8 | 6.6 | 7.2 | 6.2 |
| Precipitation (mm) | 72 | 111 | 223 | 270 | 255 | 251 | 81 | 156 | 81 | 68 | 144 | 41 |
| Sunny days | 20 | 9 | 7 | 4 | 7 | 4 | 9 | 2 | 1 | 13 | 19 | 15 |
| Rainy days | 11 | 19 | 24 | 26 | 24 | 26 | 22 | 29 | 29 | 18 | 11 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sanmentan during the most sunny months:
The largest precipitation sum in Sanmentan is at