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Jeju

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Jeju Weather and climate

Data source：Meteostat
Update date：2025-09

Jeju year round climate
  • Spring (March–May): Average 51–64°F, mild and comfortable climate with abundant rainfall, suitable for hiking and flower viewing. Common activities: Hiking, flower viewing, cycling. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): Average 72–83°F, hot and humid, with more rainfall and occasional typhoons. Common activities: Beach activities, water sports, exploring volcanic terrain. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 57–77°F, pleasant climate with higher rainfall, especially in September. Common activities: Maple viewing, hiking, enjoying local cuisine. Recommended clothing: Comfortable jacket, long-sleeved shirt, comfortable shoes.
  • Winter (December–February): Average 43–46°F, cold and dry, with occasional snowfall. Common activities: Onsen bathing, visiting indoor attractions, enjoying warm food. Recommended clothing: Warm jacket, sweater, scarf, hat, gloves.
Jeju climatological average

Annual average temperature: approx. 62.6°F / Annual rainfall: approx. 1705 mm / Summer humidity: 70%–80% / Rainiest month: September

Jeju monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
43.9°F
99
February
45.1°F
97.5
March
51.4°F
114.9
April
58.8°F
121.6
May
64.6°F
148.8
June
72.5°F
215.7
July
81.7°F
207.3
August
83.3°F
109.5
September
77.5°F
225.8
October
66.6°F
87.8
November
57.9°F
201.5
December
46.8°F
76
Jeju weather for the next seven days
10/13
Monday
Patchy rain nearby
82.5°F/73.9°F
10/14
Tuesday
Patchy rain nearby
74.7°F/71.4°F
10/15
Wednesday
Heavy rain
78.9°F/72.4°F
10/16
Thursday
Heavy rain
74.7°F/71.8°F
10/17
Friday
Patchy rain nearby
77.4°F/72.3°F
10/18
Saturday
Patchy rain nearby
73.8°F/64.6°F
10/19
Sunday
Sunny
63.3°F/59°F

Jeju FAQ

What is the best time to visit?
Spring (March-May) and autumn (September-November) are the best times to visit. In spring, rapeseed flowers and cherry blossoms are in full bloom, and in autumn, you can expect endless miscanthus.
What are the must-visit attractions?
Must-visit attractions include Seongsan Ilchulbong Peak, Jungmun Tourist Complex, Jeju Folk Village, etc.