Jeju weather for today, tomorrow and the next 14 days, compared across three independent forecast sources so you can see where they agree before you plan your day. Right now it is 21°C and rain in Jeju. Tomorrow's forecast: highs of 20°C, lows of 20°C with a 100% chance of rain.
Sources: Open-Meteo, OpenWeather, WeatherAPI · Updated every 12 hours
JejuSouth Korea
Updated 01:00 PM
Rain
Feels like 21°
Forecast Comparison
See how independent weather sources forecast the same location right now.
Forecast agreement
Sources show notable variationTemperature range
21° – 22°
Rain probability
20% – 87%
Wind speed
23 km/h – 32 km/h
Temperature by provider
Hourly forecast
16-day forecast
Rain forecast
Precipitation probability: 100%Hourly precipitation timeline
Wind
Direction: E
Current wind
32 km/h
Gusts
41 km/h
Hourly wind
Daily wind
Weather alerts
No active weather alerts.
Weather map
Jeju this time of year
- It's one of the sunniest months here, with cloud cover around 59%.
- Jeju is usually about 2°C warmer than Daejeon, 330 km away, in October.
- Days and nights are close, only about 2°C apart.
Planning a trip to Jeju? Save or share this forecast.
Jeju weather overview: climate, seasons and what to expect
Jeju, in Jeju-do, South Korea, sits at approximately 33.51°N, 126.52°E and is home to about 408,000 people. This page compares forecasts from three independent weather providers — Open-Meteo, OpenWeather and WeatherAPI — so you can see at a glance where they agree and where they differ. The data refreshes every 12 hours via ISR.
Climate-wise, Jeju has a humid subtropical climate: hot, humid summers and mild winters. Expect the most heat in August (about 28°C by day) and the chilliest nights in January (around 6°C). Most rain falls in August, roughly 243 mm. The nearest places with their own forecast page are Gwangju (186 km), Jeonju (263 km) and Busan (291 km).
Frequently asked questions
- What is the weather in Jeju today?
- Right now Jeju shows rain conditions at around 21°C (feels like 21°C), based on OpenWeatherMap. The chance of rain today is about 20%. Compare this with the other sources above for a fuller picture.
- What is the weather in Jeju tomorrow?
- Tomorrow in Jeju: expect a high of 20°C and a low of 20°C, with a 100% chance of rain. See the hourly breakdown above for more detail.
- Will it rain in Jeju today?
- The precipitation probability for Jeju is around 20% according to OpenWeatherMap. Check the Rain forecast section for the hour-by-hour breakdown and compare with other sources.
- What is the 14-day forecast for Jeju?
- The 14-day forecast above shows daily highs, lows and rain probability for Jeju from multiple sources; compare them to see how confident the outlook is.
Nearby cities
Highs 4° – 29°C (warmest in Aug, coolest in Jan)
Highs 3° – 30°C (warmest in Aug, coolest in Jan)
Highs 6° – 29°C (warmest in Aug, coolest in Jan)
Highs 2° – 30°C (warmest in Aug, coolest in Jan)
Highs 9° – 31°C (warmest in Aug, coolest in Jan)
Highs 1° – 30°C (warmest in Aug, coolest in Jan)
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