Average annual temperature is 13.8 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -14.9 °C
Number of sunny days: 186 days
Number of rainy days: 169 days
Number of snow days: 10 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) | 14.4 | 12.2 | 27.1 | 28.7 | 30.7 | 35.9 | 33.5 | 34.9 | 30.7 | 23.0 | 23.9 | 17.9 |
| Average daytime temperature (°C) | 4.4 | 7.8 | 16.8 | 19.7 | 24.6 | 29.3 | 29.4 | 30.9 | 26.8 | 20.0 | 11.9 | 6.3 |
| Average temperature (°C) | -0.7 | 1.8 | 9.4 | 13.4 | 18.7 | 23.4 | 25.7 | 26.7 | 22.7 | 14.8 | 7.2 | 2.2 |
| Average night temperature (°C) | -4.9 | -2.6 | 3.5 | 8.1 | 13.7 | 18.8 | 23.0 | 23.3 | 19.3 | 10.3 | 2.6 | -1.5 |
| Absolute minimum temperature (°C) | -14.9 | -5.9 | -4.3 | 1.4 | 6.1 | 15.0 | 19.4 | 18.0 | 13.5 | 4.5 | -6.0 | -12.3 |
| 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 | 14.4 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| 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) | 7.3 | 7.5 | 9.2 | 7.6 | 8.1 | 10.0 | 7.1 | 9.1 | 7.3 | 8.6 | 7.1 | 5.5 |
| Precipitation (mm) | 36 | 4 | 25 | 94 | 153 | 150 | 543 | 311 | 274 | 12 | 93 | 120 |
| Sunny days | 18 | 23 | 22 | 14 | 18 | 12 | 4 | 6 | 10 | 24 | 18 | 17 |
| Rainy days | 7 | 5 | 9 | 16 | 13 | 18 | 27 | 25 | 20 | 7 | 12 | 10 |
| Snow days | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The best time to visit Yanghwa during the most sunny months:
The largest precipitation sum in Yanghwa is at