February in Incheon is the snowiest month of the year. In February, the weather in Incheon is typically cold. Average daily high temperature in February is about 2 degrees above zero. On average, Incheon has 18 sunny, 10 partly cloudy, and 1 snowy day in February. The snowfalls are usually light. February as well as January, March, July, and August is considered the most uncomfortable time to visit Incheon.