Average annual temperature is 11.8 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -15.9 °C
Number of sunny days: 168 days
Number of rainy days: 184 days
Number of snow days: 13 days
Look at detailed online map of Sihyeon
* Weather data for Sihyeon South Korea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.8 | 13.1 | 21.3 | 24.5 | 28.9 | 30.6 | 31.8 | 32.8 | 28.4 | 21.6 | 23.5 | 16.2 |
| Average daytime temperature (°C) | 2.8 | 6.6 | 14.4 | 16.4 | 20.7 | 25.7 | 27.5 | 28.8 | 24.7 | 18.2 | 11.0 | 5.4 |
| Average temperature (°C) | -1.8 | 0.9 | 7.7 | 10.6 | 15.7 | 20.5 | 23.5 | 24.3 | 20.4 | 12.9 | 5.8 | 0.8 |
| Average night temperature (°C) | -5.5 | -3.2 | 2.6 | 5.5 | 11.6 | 16.4 | 20.4 | 20.8 | 17.1 | 8.8 | 1.6 | -2.6 |
| Absolute minimum temperature (°C) | -15.9 | -8.7 | -5.1 | -1.3 | 5.7 | 13.3 | 16.5 | 17.4 | 12.6 | 4.1 | -7.6 | -12.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.4 | 7.4 | 8.7 | 8.2 | 8.1 | 9.4 | 7.1 | 9.8 | 7.7 | 8.8 | 7.8 | 6.4 |
| Precipitation (mm) | 46 | 32 | 50 | 100 | 155 | 162 | 448 | 310 | 187 | 9 | 90 | 111 |
| Sunny days | 21 | 17 | 20 | 14 | 11 | 13 | 2 | 5 | 6 | 24 | 19 | 16 |
| Rainy days | 4 | 8 | 11 | 16 | 20 | 17 | 29 | 26 | 24 | 7 | 11 | 11 |
| Snow days | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The largest precipitation sum in Sihyeon is at