Average annual temperature is 12.3 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -14.9 °C
Number of sunny days: 191 days
Number of rainy days: 165 days
Number of snow days: 9 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) | 6.4 | 5.2 | 13.2 | 16.9 | 20.3 | 26.3 | 30.2 | 34.4 | 29.8 | 22.8 | 20.9 | 13.9 |
| Average daytime temperature (°C) | 0.9 | 2.7 | 7.1 | 12.0 | 16.4 | 20.9 | 26.2 | 28.2 | 25.2 | 19.1 | 9.9 | 4.0 |
| Average temperature (°C) | -1.3 | 1.0 | 5.5 | 10.4 | 15.1 | 19.6 | 24.4 | 26.0 | 22.7 | 16.1 | 6.6 | 1.1 |
| Average night temperature (°C) | -4.4 | -1.2 | 3.4 | 9.0 | 13.9 | 18.5 | 22.8 | 23.7 | 20.3 | 12.6 | 3.2 | -2.3 |
| Absolute minimum temperature (°C) | -14.9 | -4.7 | -0.4 | 6.5 | 10.2 | 15.4 | 20.7 | 20.0 | 16.2 | 8.2 | -5.6 | -13.0 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 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) | 7.0 | 8.5 | 9.3 | 7.8 | 9.0 | 9.7 | 7.9 | 8.9 | 7.8 | 8.4 | 7.1 | 6.2 |
| Precipitation (mm) | 49 | 4 | 30 | 106 | 166 | 213 | 333 | 301 | 99 | 48 | 91 | 78 |
| Sunny days | 21 | 26 | 23 | 16 | 19 | 14 | 7 | 9 | 8 | 15 | 15 | 18 |
| Rainy days | 5 | 2 | 8 | 14 | 12 | 16 | 24 | 22 | 22 | 16 | 15 | 9 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The largest precipitation sum in Sinchon is at