Average annual temperature is 14.9 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -10.5 °C
Number of sunny days: 164 days
Number of rainy days: 188 days
Number of snow days: 13 days
Look at detailed online map of Yanghwa
* Weather data for Yanghwa 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) | 14.9 | 13.4 | 22.0 | 23.7 | 27.7 | 31.3 | 31.7 | 34.7 | 30.6 | 24.2 | 26.5 | 19.8 |
| Average daytime temperature (°C) | 6.5 | 8.0 | 15.1 | 18.4 | 21.8 | 26.1 | 28.7 | 31.1 | 27.6 | 21.8 | 14.3 | 8.6 |
| Average temperature (°C) | 2.7 | 3.4 | 9.5 | 13.6 | 17.9 | 22.4 | 25.8 | 27.1 | 23.7 | 16.7 | 10.2 | 5.1 |
| Average night temperature (°C) | -1.4 | -0.2 | 5.2 | 9.8 | 14.6 | 19.6 | 23.6 | 23.8 | 20.4 | 12.2 | 5.8 | 1.3 |
| Absolute minimum temperature (°C) | -10.5 | -4.1 | -2.5 | 4.7 | 9.0 | 15.7 | 21.0 | 19.3 | 16.1 | 7.7 | -2.4 | -9.0 |
| 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) | 6.9 | 7.3 | 8.6 | 7.8 | 7.5 | 8.9 | 6.2 | 10.3 | 8.2 | 8.3 | 6.7 | 5.2 |
| Precipitation (mm) | 27 | 32 | 52 | 97 | 221 | 165 | 429 | 190 | 127 | 25 | 77 | 60 |
| Sunny days | 17 | 19 | 23 | 14 | 14 | 14 | 1 | 3 | 8 | 21 | 18 | 12 |
| Rainy days | 10 | 8 | 8 | 16 | 17 | 16 | 30 | 28 | 22 | 10 | 12 | 11 |
| Snow days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 |
The best time to visit Yanghwa during the most sunny months:
The largest precipitation sum in Yanghwa is at