Average annual temperature is 12.3 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -16.3 °C
Number of sunny days: 159 days
Number of rainy days: 189 days
Number of snow days: 17 days
Look at detailed online map of Sinwon
* Weather data for Sinwon 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) | 14.6 | 11.5 | 21.6 | 23.7 | 29.7 | 31.7 | 31.9 | 33.5 | 29.6 | 21.6 | 22.9 | 17.2 |
| Average daytime temperature (°C) | 2.8 | 6.3 | 14.6 | 17.2 | 21.8 | 26.2 | 27.7 | 29.3 | 25.7 | 18.5 | 10.6 | 5.2 |
| Average temperature (°C) | -1.6 | 0.9 | 8.0 | 11.4 | 16.7 | 20.8 | 23.9 | 24.8 | 21.1 | 13.3 | 6.1 | 1.5 |
| Average night temperature (°C) | -5.6 | -3.0 | 2.8 | 6.7 | 12.1 | 16.7 | 21.1 | 21.4 | 17.7 | 8.9 | 1.9 | -2.0 |
| Absolute minimum temperature (°C) | -16.3 | -7.9 | -4.4 | 0.1 | 4.4 | 13.3 | 17.3 | 17.2 | 11.7 | 4.2 | -7.7 | -13.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 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) | 7.1 | 7.3 | 9.0 | 7.5 | 8.2 | 9.4 | 6.9 | 9.4 | 7.6 | 8.7 | 7.1 | 5.8 |
| Precipitation (mm) | 48 | 11 | 47 | 96 | 178 | 198 | 587 | 350 | 219 | 14 | 84 | 126 |
| Sunny days | 13 | 21 | 22 | 14 | 12 | 11 | 0 | 4 | 8 | 24 | 16 | 14 |
| Rainy days | 9 | 6 | 9 | 16 | 19 | 19 | 31 | 27 | 22 | 7 | 13 | 11 |
| Snow days | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The largest precipitation sum in Sinwon is at