Jeju weather in July 2026

Expect daytime maximum temperatures of 82°F in Jeju, South Korea in July and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 10.5 inches of rainfall in the month.

  • 82°F maximum daytime temperature in July in Jeju82
    82°F max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in July in Jeju13
    13 days with some rainfall
  • 72°F minimum night-time temperature in July in Jeju72
    72°F min night temperature
  • 14 hours of daylight per day in July in Jeju14
    14 hours of daylight per day
  • High heat & humidity in July in JejuH
    High heat & humidity
  • 10.5 inches monthly rainfall in July in Jeju10.5
    10.5 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in July in Jeju11
    11 (Extreme) UV index
  • 75°F sea temperature in July in Jeju75
    75°F sea temperature

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The July weather guide for South Korea (Jeju) 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 Jeju in July?

Daytime temperatures usually reach 82°F in Jeju in July with high heat and humidity, falling to 70°F at night.

How sunny is it in Jeju in July?

There are normally 6 hours of bright sunshine each day in Jeju in July - that's 38% of daylight hours.

Does it rain in Jeju in July?

There are usually 16 days with some rain in Jeju in July and the average monthly rainfall is 14.1 inches.

What is the chance of a typhoon in Jeju in July?

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

Jeju July sunrise & sunset times

Browse the sunrise and sunset times for Jeju in July 2026. Select a month to view Jeju sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st July 2026 05:27 19:48
Thursday, 16th July 2026 05:35 19:44
Friday, 31st July 2026 05:45 19:35

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