Jeju December weather
Jeju, South Korea · December
Wind protection often decides comfort
December brings clearer winter air and frequent windy days. Coastal walks can feel much colder in wind even when temperatures look mild.
Rain plus wind can feel especially cold, and higher areas may have snow/ice variables.
December averages at a glance
Average low
around 7–9°C
Average high
around 12–14°C
Average rainfall
around 70–150 mm
Wet days
about 9–12 days
What to wear in December in Jeju
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Wind-resistant coat/puffer with warm layers is common.
- • Scarf and gloves help for wind exposure.
- • Waterproofing helps when rain adds chill.
Travel tips for visiting Jeju in December
- • Dress for wind on night coastal plans.
- • Indoor stops help reduce cold fatigue on windy, wet days.
December weather in Jeju — FAQ
Q. Is Jeju warm in December?
A. It can look mild, but wind can make it feel much colder. Comfort depends heavily on wind.
Q. What’s the key for winter comfort?
A. Wind and wetness. Windproof and waterproof layers keep the day steady.
Explore Jeju
These pages are connected so you can compare conditions and decide for yourself.