Average annual temperature is 14.1 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -14.2 °C
Number of sunny days: 191 days
Number of rainy days: 172 days
Number of snow days: 2 days
Look at detailed online map of Sonmaji
* Weather data for Sonmaji 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) | 15.7 | 14.7 | 23.9 | 27.7 | 31.8 | 33.0 | 33.6 | 35.9 | 31.1 | 23.4 | 24.7 | 18.2 |
| Average daytime temperature (°C) | 5.7 | 9.3 | 17.2 | 19.0 | 23.0 | 28.0 | 29.1 | 30.6 | 26.7 | 20.8 | 13.3 | 7.7 |
| Average temperature (°C) | 0.7 | 3.8 | 10.4 | 13.1 | 17.7 | 22.3 | 25.2 | 26.3 | 22.6 | 15.4 | 8.0 | 3.1 |
| Average night temperature (°C) | -3.3 | -0.4 | 5.0 | 8.0 | 13.2 | 18.0 | 22.3 | 23.2 | 19.3 | 10.9 | 3.7 | -0.3 |
| Absolute minimum temperature (°C) | -14.2 | -5.9 | -2.7 | 1.4 | 6.7 | 14.5 | 17.7 | 21.3 | 14.8 | 5.5 | -5.8 | -10.5 |
| 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 | 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 | 7.7 | 8.9 | 8.2 | 8.1 | 9.0 | 7.1 | 9.4 | 7.5 | 8.7 | 8.0 | 7.0 |
| Precipitation (mm) | 50 | 28 | 68 | 82 | 179 | 205 | 384 | 364 | 253 | 10 | 54 | 82 |
| Sunny days | 25 | 20 | 20 | 14 | 15 | 11 | 3 | 5 | 9 | 23 | 23 | 23 |
| Rainy days | 4 | 8 | 11 | 16 | 16 | 19 | 28 | 26 | 21 | 8 | 7 | 8 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sonmaji is at