Icheon Weather & Climate: Best Time to Visit

In Icheon, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a very warm 31°C (88°F) in August, the warmest time of the year, to a chilly 4°C (39°F) during cooler months like January.

At night, you can expect temperatures ranging from 22°C (72°F) in August to around -7°C (19°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Icheon experiences significant rain/snowfall throughout the year, averaging 1282 mm (50 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, July it receives heavy rainfall, averaging 314 mm (12 in) of precipitation, recorded across 15 rainy days. In contrast, the driest month January brings less snow/rainfall, with 24 mm (0.9 in) over 7 snowy/rainy days. For more details, please visit our Icheon Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

While the amount of sunshine in Icheon varies throughout the year, all seasons offer their own charm. Enjoy up to 7.5 hours of daily sun in May, and experience slightly darker atmosphere in July, with about 5.0 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Icheon.

The city experiences its highest humidity in July, reaching 77%. In April, the humidity drops to its lowest level at 57%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year