0 to 28°C
temperature
2933 hours
sunshine per day
621 mm
rain
230 days
dry
117 days
rain
18 days
snow

Climate of Incheon

Incheon has a moderate climate. There is a lot of rainfall in the summer, and in the winter it is quite dry again. The average annual temperature for Incheon is 15° degrees and there is about 623 mm of rain in a year. It is dry for 218 days a year with an average humidity of 68% and an UV-index of 4.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 0°C and 28°C
  • Night:the average nighttime temperature is between -5°C and 23°C
  • Rain: it rains 117 days and there is a total of approximately 621 mm rainfall
  • Snow: it snows an average of 18 days per year
  • Sun hours: throughout the year there are 2933 sun hours
Maximum temperature: between 0°C and 28°C
Warmest month: 28°C in August
Coldest month: 0°C in January
Night temperature: between -5°C and 23°C
Dry days: 230 days
Days with rain: 117 days
Days with snow: 18 days
Total rain sum: 621 mm
Hours of sunshine: 2933 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Incheon.

Precipitation graph

This graph shows the average amount of rainfall per month for Incheon.

Climate table of Incheon

In this climate table you can see at a glance what the average weather per month is for Incheon. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Incheon might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 0 3 9 14 20 24 27 28 24 19 11 2
Night temp. (°C) -5 -2 3 8 12 18 22 23 18 12 6 -2
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 7 15 22 38 40 58 176 120 48 45 32 20
Days with rain 4 3 7 10 9 12 20 19 10 6 10 7
Days with snow 6 3 1 - - - - - - - 2 6
Dry days 21 22 23 20 22 18 11 12 20 25 18 18
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 6 8 8 9 10 11 8 10 8 7 6 6
Wind force (Bft) 3 3 3 3 2 2 2 2 2 2 3 3
UV-index 2 2 3 4 5 6 6 6 5 4 3 2

Best time to visit Incheon

The best time to visit Incheon in South Korea is from May and June and September and October. In this period you have a pleasant temperature and little precipitation. The highest average temperature in Incheon is 28°C in August and the lowest is 0°C in January.

Climate of Incheon by month

What is the average climate in a given month for Incheon? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Incheon weather experiences

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