Cheongju weather in September 2025

Expect 79°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Cheongju in September. Check more long-term weather averages for Cheongju in September before you book your next holiday to South Korea in 2025/2026.

  • 79°F maximum daytime temperature in September in Cheongju79
    79°F max day temperature
  • 7 hours of sunshine per day
  • 9 days with some rainfall in September in Cheongju9
    9 days with some rainfall
  • 59°F minimum night-time temperature in September in Cheongju59
    59°F min night temperature
  • 12 hours of daylight per day in September in Cheongju12
    12 hours of daylight per day
  • Low heat & humidity in September in CheongjuL
    Low heat & humidity
  • 5.3 inches monthly rainfall in September in Cheongju5.3
    5.3 inches of monthly rainfall
  • UV (maximum) index 7 (High) in September in Cheongju7
    7 (High) UV index

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The September weather guide for South Korea (Cheongju) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Cheongju in September?

Daytime temperatures usually reach 79°F in Cheongju in September with low heat and humidity, falling to 59°F at night.

How sunny is it in Cheongju in September?

There are normally 7 hours of bright sunshine each day in Cheongju in September - that's 55% of daylight hours.

Does it rain in Cheongju in September?

There are usually 9 days with some rain in Cheongju in September and the average monthly rainfall is 5.3 inches.

What is the chance of a typhoon in Cheongju in September?

On average less than 1 day in September in Cheongju is likely to be affected by the passage of one or more tropical storms.

Cheongju September sunrise & sunset times

Browse the sunrise and sunset times for Cheongju in September 2025. Select a month to view Cheongju sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:01 18:59
Monday, 15th September 2025 06:12 18:38
Tuesday, 30th September 2025 06:24 18:15

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