Jeju · WinterMonth summary
Jeju weather in December
⚠️ Fair
🌡️ Temperature min / max
41°F – 50°F
🌧 Rainy days
42% of days
☀️ Sunshine
6.0h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
4.1/10
📅 📅 Best month
May (7.5/10)
Quick decision
Should you visit Jeju in December?
⚠️ Fair
✅ Yes if: you enjoy winter atmosphere and the lowest prices of the year.
❌ No if: you're looking for sunshine or outdoor activities.
Our take: Jeju in December: 42% rain, 6.0h of sunshine. Better to wait for May.
By trip type
Jeju in December by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in December
Winter in Jeju is cool (10°F during the day). Days are short (6.0h of sunshine) but the city reveals a different side. Expect rain on 42% of days — a light raincoat in the bag is recommended.
Browse by month
All months for Jeju
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 37°F | 46°F | 46% | 0.1in | 6.3h | 3.9/10 |
| 🌦️ February | 36°F | 46°F | 43% | 0.1in | 7.8h | 4.1/10 |
| 🌦️ March | 43°F | 55°F | 40% | 0.2in | 9.7h | 5.3/10 |
| 🌤️ April | 52°F | 64°F | 34% | 0.2in | 10.9h | 7.1/10 |
| 🌤️ May | 59°F | 72°F | 36% | 0.2in | 10.6h | 7.5/10 |
| 🌤️ June | 66°F | 77°F | 45% | 0.3in | 9.7h | 7.4/10 |
| 🌤️ July | 77°F | 84°F | 57% | 0.3in | 10.5h | 7.4/10 |
| 🌤️ August | 79°F | 86°F | 59% | 0.3in | 12.3h | 7.4/10 |
| ⛅ September | 72°F | 79°F | 63% | 0.5in | 9.4h | 7.2/10 |
| 🌤️ October | 63°F | 68°F | 41% | 0.2in | 9.8h | 7.1/10 |
| ⛅ November | 50°F | 61°F | 35% | 0.1in | 8.4h | 6.8/10 |
| 🌦️ December | 41°F | 50°F | 42% | 0.1in | 6.0h | 4.1/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Jeju averages 50°F, 42% rainy days and 6.0h of sunshine per day. Overall weather score: 4.1/10.
See methodology →
Comparison
December vs May (best month)
The best month is May (score 7.5/10). Difference:
- 🌡️ Max temperature : +12°F
- 🌧 Rainy days : -6%
- ☀️ Sunshine : +4.6h/day
FAQ
FAQ — Jeju in December
Is December a good time to visit Jeju?
December is not recommended for Jeju (score 4.1/10). With 42% rainy days and 6.0h of sunshine, consider May (7.5/10) instead.
What's the weather like in Jeju in December?
It's cool with 50°F daytime and 41°F at night. 6.0h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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Activities & tours
Activities and tours in Jeju
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