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WhenToTravel

Island

Best Time to Visit Jeju

South Korea · 33.50, 126.53 · Asia/Seoul

The reference point is Jeju City, not the whole island.

Data source and period: 33.50, 126.53 · 53.71 m

October

82/100

Weather score

November

81/100

Weather score

May

74/100

Weather score

Weather score

Temperature

Rainfall

Rainy days

January

Temperature
8.0°C
High / Low
9.2° / 6.7°
Rainfall
55.5 mm
Rainy days
7.9
Humidity
76%
Wind
25.7 km/h
Weather score
62/100

Highest style score: Nature 68/100

Explore destinations by month

February

Temperature
8.2°C
High / Low
9.6° / 6.7°
Rainfall
69.0 mm
Rainy days
7.8
Humidity
75%
Wind
26.1 km/h
Weather score
62/100

Highest style score: Nature 68/100

Explore destinations by month

March

Temperature
10.9°C
High / Low
12.3° / 9.3°
Rainfall
93.8 mm
Rainy days
8.8
Humidity
76%
Wind
22.4 km/h
Weather score
66/100

Highest style score: Nature 73/100

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April

Temperature
13.9°C
High / Low
15.2° / 12.4°
Rainfall
124.3 mm
Rainy days
8.3
Humidity
79%
Wind
19.7 km/h
Weather score
70/100

Highest style score: Nature 74/100

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May

Temperature
17.0°C
High / Low
18.3° / 15.6°
Rainfall
123.0 mm
Rainy days
9.7
Humidity
84%
Wind
17.3 km/h
Weather score
74/100

Highest style score: Nature 73/100

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June

Temperature
21.1°C
High / Low
22.2° / 20.0°
Rainfall
198.2 mm
Rainy days
11.3
Humidity
88%
Wind
14.6 km/h
Weather score
68/100

Highest style score: Nature 66/100

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July

Temperature
25.8°C
High / Low
26.6° / 25.0°
Rainfall
240.1 mm
Rainy days
18.0
Humidity
89%
Wind
18.2 km/h
Weather score
58/100

Highest style score: Beach 54/100

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August

Temperature
27.8°C
High / Low
28.6° / 26.9°
Rainfall
181.3 mm
Rainy days
15.9
Humidity
83%
Wind
17.3 km/h
Weather score
65/100

Highest style score: Beach 66/100

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September

Temperature
24.7°C
High / Low
25.6° / 23.8°
Rainfall
217.7 mm
Rainy days
14.6
Humidity
81%
Wind
20.2 km/h
Weather score
67/100

Highest style score: Beach 59/100

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October

Temperature
20.0°C
High / Low
20.9° / 18.9°
Rainfall
117.4 mm
Rainy days
7.7
Humidity
75%
Wind
22.9 km/h
Weather score
82/100

Highest style score: Nature 75/100

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November

Temperature
15.0°C
High / Low
16.3° / 13.7°
Rainfall
63.5 mm
Rainy days
6.8
Humidity
73%
Wind
22.9 km/h
Weather score
81/100

Highest style score: Nature 80/100

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December

Temperature
10.0°C
High / Low
11.4° / 8.5°
Rainfall
44.5 mm
Rainy days
6.7
Humidity
75%
Wind
25.5 km/h
Weather score
69/100

Highest style score: Nature 75/100

Explore destinations by month

Monthly climate

Jeju
MonthTemperatureHighLowRainfallRainy daysHumidityWindWeather score
January8.0°C9.2°C6.7°C55.5 mm7.976%25.7 km/h62
February8.2°C9.6°C6.7°C69.0 mm7.875%26.1 km/h62
March10.9°C12.3°C9.3°C93.8 mm8.876%22.4 km/h66
April13.9°C15.2°C12.4°C124.3 mm8.379%19.7 km/h70
May17.0°C18.3°C15.6°C123.0 mm9.784%17.3 km/h74
June21.1°C22.2°C20.0°C198.2 mm11.388%14.6 km/h68
July25.8°C26.6°C25.0°C240.1 mm18.089%18.2 km/h58
August27.8°C28.6°C26.9°C181.3 mm15.983%17.3 km/h65
September24.7°C25.6°C23.8°C217.7 mm14.681%20.2 km/h67
October20.0°C20.9°C18.9°C117.4 mm7.775%22.9 km/h82
November15.0°C16.3°C13.7°C63.5 mm6.873%22.9 km/h81
December10.0°C11.4°C8.5°C44.5 mm6.775%25.5 km/h69

Travel style

Beach

Highest style score

August, September, July

City

This is a weather-based suitability score. It does not measure price, safety, crowding, or visitor satisfaction.

November, October, December

Nature

Highest style score

November, October, December

June, July, September / January, November, December. This is a weather-based suitability score. It does not measure price, safety, crowding, or visitor satisfaction.

Similar weather patterns in the same region

Packing notes from the climate statistics

  • Rainfall: May

This is a weather-based suitability score. It does not measure price, safety, crowding, or visitor satisfaction.

Data source and period

Climate statistics are calculated by WhenToTravel from the NASA Langley Research Center POWER Project Daily API (MERRA-2 meteorology). NASA does not endorse this site.

2016-01-01 – 2025-12-31 · MERRA-2 · CC BY 4.0 · 2026-10-20T10:20:43.669Z

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Questions about this page

Highest-scoring months
October, November, May
How the weather score works
This is a weather-based suitability score. It does not measure price, safety, crowding, or visitor satisfaction.
Data source and period
Climate statistics are calculated by WhenToTravel from the NASA Langley Research Center POWER Project Daily API (MERRA-2 meteorology). NASA does not endorse this site. 2016-01-01 – 2025-12-31.