December 4 is statistically one of the best days of the year in Seoul. With minimal rain risk (13%) and pleasant highs of 5°C, it's ideal for outdoor adventures. You'll enjoy Seoul with reasonable crowd levels and competitive accommodation options.
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Essential Travel Info for Seoul
Currency
KRW
₩ South Korean won
Language
Korean
Driving
Right side
Connect
Internet cafes known asPC bang(PC 방) (pr...
Safety
High Safety
GPI: 1.779
Seoul Weather Forecast for December 4
"Cold & Crisp. Expect average highs of 4.9°C. 13% chance of snow."
What to Wear in Seoul in December
Based on historical data for December 4, Seoul typically experiences temperatures between -3.6°C and 4.9°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (13% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Seoul
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
4.9°C
Daytime Peak
Average Low
-3.6°C
Nighttime Low
Feels Like
1.8°C
❄️ Slightly colder
Snow Chance
13%
Avg 0.5mm if it snows
Snowfall
0.1 cm
~13% chance
Pressure
1024.5 hPa
Medium volatility
Seoul Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 87% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
-1.1°C
Dry air
Heat Stress
Low
No heat warning
😐 Best outdoor time:
Midday (11 AM - 3 PM) when warmest
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in South Korea
Flight Traffic
Moderate
57/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~655
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Seoul
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:31
☀️ Noon
12:23
🌇 Sunset
17:15
⏱️ Daylight
9h 43m
Wind Speed
13.8 km/h
Gentle breeze
Sunshine
7.3 hrs
Direct Sun (Cloud-free)
Humidity
65%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Seoul
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Seoul
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
High pressure may reduce activity.
Unhealthy for sensitive groups. Consider wearing a mask outdoors.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Seoul on December 4 averages 4.9°C with a 13% precipitation probability. Wedding/Outdoor Event Score: 44/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Seoul Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
November 27
7.4°C • 17% rain
Score
52
November 29
6.1°C • 12% rain
Score
51
November 28
6.7°C • 18% rain
Score
49
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (December 4) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Seoul Worth Visiting on December 4?
Planning a trip to Seoul on December 4? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 4.9°C with a 13% historical precipitation risk.
✈️ Travel Logistics: Approximately 655 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 10 vaccinations are recommended for South Korea, including COVID-19.
📊 Historical Extremes: The hottest December 4 recorded in the last 30 years saw temperatures hit 10.2°C in 2018, while the coldest dropped to -9.7°C in 2025.