Average annual temperature is 14.1 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -14.6 °C
Number of sunny days: 184 days
Number of rainy days: 173 days
Number of snow days: 8 days
Look at detailed online map of Nam-myŏn
* Weather data for Nam-myŏn 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) | 15.1 | 16.0 | 25.2 | 27.2 | 33.9 | 36.2 | 34.9 | 35.8 | 30.9 | 23.1 | 26.0 | 17.1 |
| Average daytime temperature (°C) | 5.0 | 9.0 | 18.2 | 20.1 | 24.8 | 30.2 | 30.3 | 31.3 | 27.1 | 20.6 | 12.9 | 6.7 |
| Average temperature (°C) | -0.2 | 2.9 | 10.5 | 13.5 | 18.9 | 24.3 | 26.0 | 27.0 | 22.8 | 14.4 | 7.1 | 1.7 |
| Average night temperature (°C) | -4.6 | -1.9 | 3.4 | 7.5 | 13.3 | 19.3 | 22.6 | 23.3 | 19.1 | 8.9 | 2.0 | -2.5 |
| Absolute minimum temperature (°C) | -14.6 | -5.6 | -3.0 | 1.2 | 4.0 | 16.3 | 18.7 | 19.1 | 13.5 | 3.8 | -6.0 | -11.5 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.4 | 7.5 | 8.9 | 8.2 | 8.3 | 10.0 | 7.1 | 9.5 | 7.4 | 8.8 | 7.7 | 6.3 |
| Precipitation (mm) | 36 | 14 | 46 | 58 | 128 | 168 | 354 | 291 | 215 | 11 | 50 | 95 |
| Sunny days | 20 | 18 | 22 | 15 | 17 | 8 | 4 | 8 | 8 | 23 | 21 | 20 |
| Rainy days | 6 | 10 | 9 | 15 | 14 | 22 | 27 | 23 | 22 | 8 | 9 | 8 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The largest precipitation sum in Nam-myŏn is at