Jeju weather live forecast

Today's maximum temperature in Jeju is expected to be 31°C. Select a day from the live weather forecast for Jeju, South Korea for more weather parameters.

Tuesday
14th Jul
31

28

6

11
Wednesday
15th Jul
31

27

5

8
Thursday
16th Jul
30

26

5

4
Friday
17th Jul
30

26

7

7
Saturday
18th Jul
30

26

7

10

5-day weather forecast updated at 04:01 on Monday 13th July 2026 GMT

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The 5-day weather forecast for South Korea (Jeju) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Jeju weather forecast by day

Below are the detailed weather forecasts for Jeju for the next 5 days.

Jeju weather for Tuesday 14th July 2026

Expect isolated thunderstorms in Jeju, South Korea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a gentle breeze of 19 kph from the south.

31
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
24
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
19
kph wind from S

Jeju weather for Wednesday 15th July 2026

Expect broken clouds in Jeju, South Korea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.

31
°C maximum temperature
27
°C minimum temperature
broken clouds
5
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from SW

Jeju weather for Thursday 16th July 2026

Expect isolated thunderstorms in Jeju, South Korea with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a light breeze of 7 kph from the south-west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
4
UV index (Moderate)
35
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from SW

Jeju weather for Friday 17th July 2026

Expect isolated thunderstorms in Jeju, South Korea with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 60% chance of some rain and a light breeze of 10 kph from the south-west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
60
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from SW

Jeju weather for Saturday 18th July 2026

Expect isolated thunderstorms in Jeju, South Korea with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a light breeze of 8 kph from the north-east.