Average annual temperature is 14.1 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -13.8 °C
Number of sunny days: 199 days
Number of rainy days: 164 days
Number of snow days: 2 days
Look at detailed online map of Seowonmasil
* Weather data for Seowonmasil 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) | 16.4 | 15.1 | 24.3 | 28.7 | 30.7 | 32.7 | 34.1 | 34.3 | 29.7 | 23.3 | 26.6 | 19.3 |
| Average daytime temperature (°C) | 6.2 | 9.8 | 17.0 | 19.0 | 22.2 | 27.0 | 29.4 | 30.1 | 26.3 | 21.0 | 14.0 | 8.1 |
| Average temperature (°C) | 0.7 | 3.9 | 10.3 | 13.4 | 17.3 | 22.1 | 25.6 | 26.2 | 22.4 | 15.0 | 8.1 | 3.1 |
| Average night temperature (°C) | -3.5 | -0.5 | 5.1 | 8.1 | 12.7 | 18.0 | 22.4 | 23.1 | 19.4 | 10.1 | 3.2 | -0.9 |
| Absolute minimum temperature (°C) | -13.8 | -5.4 | -2.0 | 2.4 | 5.1 | 14.7 | 18.4 | 21.3 | 14.8 | 4.2 | -5.0 | -10.2 |
| 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 | 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) | 7.8 | 7.4 | 9.0 | 8.5 | 7.8 | 8.8 | 8.0 | 9.2 | 7.3 | 8.8 | 8.0 | 7.0 |
| Precipitation (mm) | 48 | 41 | 68 | 73 | 214 | 195 | 240 | 247 | 175 | 6 | 38 | 102 |
| Sunny days | 25 | 18 | 22 | 17 | 15 | 12 | 4 | 6 | 7 | 23 | 25 | 25 |
| Rainy days | 4 | 10 | 9 | 13 | 16 | 18 | 27 | 25 | 23 | 8 | 5 | 6 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Seowonmasil is at