Jeju weather live forecast

Today's maximum temperature in Jeju is expected to be 18°C. Select a day from the live weather forecast for Jeju, South Korea for more weather parameters.

Monday
4th May
18

12

10

7
Tuesday
5th May
19

12

13

7
Wednesday
6th May
21

13

13

8
Thursday
7th May
21

15

11

8
Friday
8th May
19

13

4

7

5-day weather forecast updated at 04:01 on Sunday 3rd May 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 Monday 4th May 2026

Expect scattered clouds in Jeju, South Korea with a maximum temperature of 18°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

18
°C maximum temperature
12
°C minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
18
°C wind chill
20
kph wind from W

Jeju weather for Tuesday 5th May 2026

Expect clear skies in Jeju, South Korea with a maximum temperature of 19°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south.

19
°C maximum temperature
12
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
6
kph wind from S

Jeju weather for Wednesday 6th May 2026

Expect clear skies in Jeju, South Korea with a maximum temperature of 21°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south.

21
°C maximum temperature
13
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
21
°C wind chill
6
kph wind from S

Jeju weather for Thursday 7th May 2026

Expect scattered clouds in Jeju, South Korea with a maximum temperature of 21°C, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south.

21
°C maximum temperature
15
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
6
kph wind from S

Jeju weather for Friday 8th May 2026

Expect broken clouds in Jeju, South Korea with a maximum temperature of 19°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-west.