Average annual temperature is 13.1 °C
Absolute maximum temperature: 32.3 °C
Absolute minimum temperature: -11.9 °C
Number of sunny days: 190 days
Number of rainy days: 173 days
Number of snow days: 2 days
Look at detailed online map of Yŏmhae
* Weather data for Yŏmhae 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) | 14.8 | 11.9 | 21.2 | 24.4 | 23.6 | 28.0 | 30.6 | 32.3 | 28.7 | 22.3 | 22.9 | 16.8 |
| Average daytime temperature (°C) | 4.8 | 7.8 | 14.1 | 16.3 | 19.7 | 24.0 | 26.4 | 28.5 | 25.3 | 19.6 | 12.7 | 7.3 |
| Average temperature (°C) | 0.5 | 2.8 | 8.6 | 11.9 | 15.7 | 20.2 | 23.2 | 25.1 | 21.9 | 15.1 | 8.3 | 3.3 |
| Average night temperature (°C) | -3.5 | -1.2 | 4.2 | 7.8 | 12.4 | 17.3 | 20.9 | 22.4 | 19.3 | 11.3 | 4.4 | -0.1 |
| Absolute minimum temperature (°C) | -11.9 | -5.7 | -3.5 | 2.5 | 7.8 | 14.0 | 17.3 | 20.3 | 15.5 | 6.2 | -3.1 | -7.8 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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) | 7.8 | 7.4 | 8.5 | 7.7 | 7.7 | 8.5 | 6.9 | 10.3 | 8.2 | 8.8 | 8.1 | 7.1 |
| Precipitation (mm) | 47 | 45 | 58 | 180 | 258 | 233 | 484 | 323 | 240 | 11 | 54 | 67 |
| Sunny days | 26 | 18 | 22 | 14 | 12 | 11 | 4 | 6 | 10 | 23 | 23 | 21 |
| Rainy days | 5 | 10 | 9 | 16 | 19 | 19 | 27 | 25 | 20 | 8 | 7 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Yŏmhae during the most sunny months:
The largest precipitation sum in Yŏmhae is at