Average annual temperature is 14.0 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 201 days
Number of rainy days: 159 days
Number of snow days: 5 days
Look at detailed online map of Maewŏn
* Weather data for Maewŏn 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) | 15.5 | 14.1 | 22.4 | 26.4 | 31.9 | 31.9 | 35.1 | 36.4 | 29.4 | 24.4 | 25.9 | 19.0 |
| Average daytime temperature (°C) | 5.2 | 7.3 | 14.3 | 17.6 | 21.9 | 26.3 | 29.9 | 29.1 | 24.9 | 20.0 | 13.4 | 6.9 |
| Average temperature (°C) | 0.9 | 3.1 | 9.1 | 13.0 | 17.9 | 22.3 | 26.3 | 26.0 | 21.9 | 15.1 | 8.6 | 2.8 |
| Average night temperature (°C) | -2.8 | -0.4 | 4.3 | 8.5 | 13.8 | 18.6 | 23.1 | 23.2 | 19.1 | 10.7 | 4.2 | -0.4 |
| Absolute minimum temperature (°C) | -13.3 | -4.1 | -2.2 | 4.1 | 9.0 | 14.6 | 18.9 | 18.1 | 12.6 | 5.8 | -5.2 | -10.8 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.4 | 7.4 | 8.9 | 9.1 | 8.9 | 10.2 | 8.5 | 8.7 | 7.4 | 8.4 | 7.6 | 6.6 |
| Precipitation (mm) | 64 | 47 | 27 | 65 | 126 | 104 | 303 | 334 | 265 | 35 | 51 | 171 |
| Sunny days | 23 | 19 | 25 | 16 | 17 | 11 | 13 | 9 | 6 | 18 | 21 | 23 |
| Rainy days | 7 | 6 | 6 | 14 | 14 | 19 | 18 | 22 | 24 | 13 | 8 | 8 |
| Snow days | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The largest precipitation sum in Maewŏn is at