Average annual temperature is 13.6 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -15.7 °C
Number of sunny days: 208 days
Number of rainy days: 151 days
Number of snow days: 6 days
Look at detailed online map of Seonin
* Weather data for Seonin 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) | 12.6 | 13.3 | 24.3 | 26.3 | 34.3 | 34.6 | 34.3 | 35.6 | 30.2 | 23.0 | 25.3 | 17.0 |
| Average daytime temperature (°C) | 3.9 | 8.4 | 17.6 | 19.7 | 25.1 | 29.4 | 30.3 | 31.2 | 26.9 | 20.4 | 12.0 | 5.9 |
| Average temperature (°C) | -1.4 | 2.1 | 9.9 | 13.0 | 19.1 | 23.6 | 25.8 | 26.7 | 22.3 | 13.8 | 6.3 | 1.0 |
| Average night temperature (°C) | -5.6 | -2.8 | 2.7 | 6.9 | 13.2 | 18.7 | 22.3 | 22.9 | 18.4 | 8.1 | 1.1 | -3.1 |
| Absolute minimum temperature (°C) | -15.7 | -6.4 | -3.6 | 0.9 | 4.1 | 14.7 | 18.5 | 17.4 | 13.2 | 3.4 | -7.1 | -12.5 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 7.5 | 7.7 | 9.1 | 8.5 | 8.6 | 9.9 | 7.8 | 9.3 | 7.7 | 8.6 | 7.8 | 6.6 |
| Precipitation (mm) | 25 | 10 | 43 | 54 | 148 | 267 | 425 | 340 | 223 | 12 | 59 | 81 |
| Sunny days | 23 | 23 | 23 | 17 | 19 | 12 | 4 | 8 | 14 | 24 | 20 | 21 |
| Rainy days | 5 | 5 | 8 | 13 | 12 | 18 | 27 | 23 | 16 | 7 | 10 | 7 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The largest precipitation sum in Seonin is at