Average annual temperature is 14.8 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -12.2 °C
Number of sunny days: 209 days
Number of rainy days: 153 days
Number of snow days: 3 days
Look at detailed online map of Maejŏn
* Weather data for Maejŏn 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) | 17.0 | 15.8 | 24.8 | 28.8 | 32.2 | 34.9 | 34.7 | 36.4 | 30.8 | 23.9 | 27.0 | 19.7 |
| Average daytime temperature (°C) | 7.1 | 10.5 | 18.2 | 20.1 | 24.0 | 29.1 | 30.0 | 31.4 | 27.3 | 21.8 | 14.9 | 9.1 |
| Average temperature (°C) | 1.1 | 4.3 | 11.1 | 13.9 | 18.5 | 23.4 | 26.0 | 27.2 | 23.3 | 15.7 | 8.9 | 3.8 |
| Average night temperature (°C) | -3.5 | -0.9 | 5.1 | 8.5 | 14.1 | 19.2 | 23.1 | 24.1 | 19.9 | 10.3 | 3.9 | -0.5 |
| Absolute minimum temperature (°C) | -12.2 | -5.0 | -3.8 | 2.3 | 7.2 | 16.0 | 19.3 | 22.0 | 15.7 | 5.3 | -4.2 | -8.1 |
| 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 | 7.6 | 8.8 | 7.9 | 7.7 | 8.9 | 7.0 | 9.4 | 7.5 | 8.5 | 8.1 | 6.9 |
| Precipitation (mm) | 38 | 28 | 75 | 76 | 192 | 166 | 286 | 333 | 273 | 7 | 54 | 70 |
| Sunny days | 26 | 20 | 22 | 17 | 15 | 13 | 5 | 7 | 11 | 25 | 24 | 24 |
| Rainy days | 4 | 8 | 9 | 13 | 16 | 17 | 26 | 24 | 19 | 6 | 5 | 6 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The largest precipitation sum in Maejŏn is at