Average annual temperature is 14.3 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -12.0 °C
Number of sunny days: 164 days
Number of rainy days: 195 days
Number of snow days: 6 days
Look at detailed online map of Piyŏn
* Weather data for Piyŏn 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) | 15.4 | 14.2 | 24.1 | 26.8 | 28.0 | 32.0 | 31.5 | 34.3 | 30.4 | 23.4 | 25.3 | 18.9 |
| Average daytime temperature (°C) | 6.3 | 9.3 | 16.9 | 18.4 | 22.1 | 27.0 | 28.3 | 30.4 | 27.1 | 20.8 | 13.5 | 8.4 |
| Average temperature (°C) | 1.4 | 3.4 | 10.0 | 13.0 | 17.6 | 22.2 | 25.2 | 26.4 | 23.1 | 15.7 | 9.0 | 4.2 |
| Average night temperature (°C) | -2.8 | -0.8 | 4.9 | 8.4 | 13.7 | 18.5 | 22.9 | 23.3 | 19.9 | 11.6 | 5.0 | 0.7 |
| Absolute minimum temperature (°C) | -12.0 | -4.7 | -2.7 | 1.7 | 7.7 | 14.7 | 18.4 | 19.1 | 15.8 | 7.2 | -2.7 | -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 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 7.2 | 8.6 | 7.5 | 7.2 | 8.2 | 5.7 | 10.5 | 8.2 | 8.7 | 7.5 | 5.9 |
| Precipitation (mm) | 51 | 40 | 45 | 130 | 225 | 179 | 398 | 256 | 130 | 17 | 102 | 84 |
| Sunny days | 21 | 19 | 23 | 12 | 12 | 9 | 1 | 4 | 7 | 19 | 19 | 18 |
| Rainy days | 8 | 8 | 8 | 18 | 19 | 21 | 30 | 27 | 23 | 12 | 11 | 10 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Piyŏn during the most sunny months:
The largest precipitation sum in Piyŏn is at