Cheongju Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Cheongju.

Climate overview of Cheongju

Cheongju, Chungcheongbuk-Do, South Korea, experiences significant temperature variation throughout the year. Summers bring daytime highs of 31°C (88°F) in August, while winters cool to 4°C (39°F) in January.

The city receives considerable rain/snowfall, with around 1179 mm (46 in) annually. July is the wettest month. It has a distinct dry season from December to February, with very warm summers and cold winters. May is the sunniest month, averaging 7.5 hours of sunshine per day.

Cheongju Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Cheongju - and find the best time to visit.

Monthly Temperature in Cheongju

Depending on the time of the year, temperatures range from very warm to chilly in Cheongju. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in August to a chilly 4°C (39°F) in the coolest month, January.

Nights vary from 22°C (72°F) in August to around -5°C (23°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Cheongju

Cheongju has a relatively rain/snowy climate with high precipitation levels, averaging 1179 mm (46 in) of rain/snowfall annually. The climate in Cheongju shows significant variation throughout the year. Expect heavy rainfall in July, the wettest month, with an average of 256 mm (10 in) of precipitation over 15 rainy days.

In contrast, the driest month January offers drier and sunnier days, with around 26 mm (1 in) of snow/rainfall over 9 snowy/rainy days. For more details, please visit our Cheongju Precipitation page.

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

Sunshine Hours in Cheongju

Cheongju offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between May (7.5 hours daily) and July (5.1 hours daily) provides a bit of variety for visitors and residents.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Humidity in Cheongju by Month

Best Time to Visit Cheongju

For comfortable weather, consider visiting Cheongju in April, May and October. Conditions are usually least favourable in January, February, July and August.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: April, May and October
  • Warmest weather: July and August
  • Most sunshine: April and May
  • Fewer rainy days: February, March, May, September and October
  • Wettest months: June, July, August and September, when rainfall is highest.
  • Seasonal pattern: A distinct dry season from December to February, with very warm summers and cold winters
  • Coldest conditions: January, with freezing nights around -5°C (23°F).

Frequently asked questions about the climate in Cheongju

What is the best time to visit Cheongju?

April, May and October typically offer the most optimal weather in Cheongju. In contrast, January, February, July and August tend to have less optimal conditions. Cheongju has a distinct dry season from December to February, with very warm summers and cold winters.

What temperatures can I expect in Cheongju?

Daytime highs range from 4°C (39°F) in January to 31°C (88°F) in August. Nighttime lows range from -5°C (23°F) to 22°C (72°F). Temperatures vary considerably through the year.

How much rain does Cheongju get?

Annual rainfall is around 1179 mm (46 in). July is the wettest month with 256 mm (10 in), while January is the driest with 26 mm (1 in).

How sunny is Cheongju?

Cheongju receives around 2,210 hours of sunshine per year. May is the sunniest month with 224 hours, while July is the cloudiest with just 154 hours. Overall, Cheongju enjoys abundant sunshine.

Cheongju 3-Day Forecast

Cheongju 3-Day Forecast

Cheongju on the map

Cheongju is highlighted - select any city to see its climate.

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