January 4 is generally a great time to visit Charleston. While there is a slight chance of rain (17%), showers are usually brief. Expect comfortable 15°C weather. You'll find plenty of company in Charleston this month as tourism activity remains quite robust.
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Essential Travel Info for Charleston
Currency
USD
$ United States dollar
Language
English
Driving
Right side
Safety
Moderate Safety
GPI: 2.44
Charleston Weather Forecast for January 4
"Mild & Comfortable. Expect average highs of 14.6°C. 17% chance of snow."
What to Wear in Charleston in January
Based on historical data for January 4, Charleston typically experiences temperatures between 7.2°C and 14.6°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (17% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Charleston
Smart Suitcase
- Light Jacket
- Long Pants
Average High
14.6°C
Daytime Peak
Average Low
7.2°C
Nighttime Low
Feels Like
14.4°C
🌤️ Feels accurate
Snow Chance
17%
Avg 0.9mm if it snows
Snowfall
0.1 cm
~17% chance
Pressure
1020.1 hPa
Medium volatility
Charleston Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
~ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 200 min to burn
Type III-IV
🟡 300 min to burn
Type V-VI
🟢 500 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
10.2°C
Pleasant
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in United States
Flight Traffic
Busy
60/100 pressure index
Health Advisory
Healthy
Routine only • View Details →
Landing Slots
~82
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Charleston
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:23
☀️ Noon
12:25
🌇 Sunset
17:27
⏱️ Daylight
10h 3m
Wind Speed
19.2 km/h
Gentle breeze
Sunshine
7.2 hrs
Direct Sun (Cloud-free)
Humidity
75%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Charleston
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Charleston
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
High pressure may reduce activity.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
Atlantic Hurricane Risk
Season: Jun - Nov
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Charleston on January 4 averages 14.6°C with a 17% precipitation probability. Wedding/Outdoor Event Score: 92/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Charleston Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 4) in other destinations
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📍 Is Charleston Worth Visiting on January 4?
Planning a trip to Charleston on January 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 14.6°C with a 17% historical precipitation risk.
✈️ Travel Logistics: Approximately 82 landing slots available daily during this period, indicating manageable crowd levels.
🌊 Coastal Conditions: Water temperature averages 12°C (polar plunge). Wave conditions are generally fun waves with heights around 0.73m.
📊 Historical Extremes: The hottest January 4 recorded in the last 30 years saw temperatures hit 20.4°C in 2020, while the coldest dropped to -5.5°C in 2018.