Jeju Island
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Weather Forecast for Jeju Island

South Korea

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Sunny

Current Weather - Jeju Island: 18°C

South Korea

Sunny

Feels like 18°C

Wind

10 km/h NNW

Humidity

42%

Pressure

1021 mb

UV Index

9

Visibility

10 km
Sunny

Sunny

Saturday, May 09, 2026

High

18°C

Low

11°C

Rain Chance

0%

Hourly Forecast

Sunny 11°C
06:00
Sunny 13°C
07:00
Sunny 15°C
08:00
Sunny 16°C
09:00
Sunny 16°C
10:00
Sunny 17°C
11:00
Sunny 17°C
12:00
Sunny 18°C
13:00
Sunny 18°C
14:00
Sunny 18°C
15:00
Sunny 18°C
16:00
Sunny 18°C
17:00
Sunny 17°C
18:00
Sunny 17°C
19:00
Clear 15°C
20:00
Clear 15°C
21:00
Clear 15°C
22:00
Clear 14°C
23:00
May 10

Day Statistics

Maximum Wind

10 km/h

Humidity

45%

Precipitation

0 mm

UV Index

9

Visibility

10 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

05:39 AM

Sunset

07:23 PM

Moonrise

12:59 AM

Moonset

11:20 AM

Moon Phase

Last Quarter

Moon Illumination

59%

Air Quality

PM2.5

21.2

μg/m³

PM10

23.8

μg/m³

NO₂

15

μg/m³

O₃

104.8

μg/m³

SO₂

7.4

μg/m³

CO

248.1

μg/m³

US EPA Index: 2 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

947.4

Diffuse Radiation

85.89

DNI

0

GTI

94.5