Average annual temperature is 11.6 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -19.1 °C
Number of sunny days: 189 days
Number of rainy days: 162 days
Number of snow days: 14 days
Look at detailed online map of Sinchon
* Weather data for Sinchon 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) | 9.7 | 11.9 | 21.1 | 23.9 | 27.8 | 32.9 | 32.9 | 33.7 | 30.1 | 21.6 | 21.8 | 13.9 |
| Average daytime temperature (°C) | 1.1 | 6.0 | 13.7 | 16.5 | 22.1 | 26.3 | 29.3 | 29.0 | 25.6 | 18.1 | 8.7 | 2.8 |
| Average temperature (°C) | -3.3 | 0.1 | 6.9 | 10.9 | 16.5 | 21.1 | 25.2 | 24.9 | 21.0 | 12.6 | 4.0 | -1.4 |
| Average night temperature (°C) | -7.6 | -3.8 | 0.8 | 5.8 | 11.0 | 16.2 | 21.8 | 21.7 | 17.5 | 8.1 | -0.1 | -4.9 |
| Absolute minimum temperature (°C) | -19.1 | -7.5 | -5.6 | -1.4 | 1.9 | 11.6 | 18.2 | 15.8 | 11.0 | 3.0 | -8.7 | -16.2 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 8.2 | 9.4 | 7.2 | 9.3 | 9.8 | 8.2 | 7.9 | 7.7 | 8.0 | 6.6 | 5.8 |
| Precipitation (mm) | 40 | 2 | 19 | 95 | 106 | 213 | 263 | 287 | 92 | 11 | 81 | 74 |
| Sunny days | 20 | 22 | 23 | 13 | 22 | 11 | 7 | 7 | 10 | 19 | 17 | 18 |
| Rainy days | 5 | 1 | 8 | 17 | 9 | 19 | 24 | 24 | 20 | 12 | 12 | 11 |
| Snow days | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The largest precipitation sum in Sinchon is at