Weather in Charleston in January
Charleston, United States averages a high of 2.5°C (36.5°F) and low of -5.5°C (22.1°F) in January, with 8 rain days and 5.7 hours of daily sunshine. Travel score: 45.6/100 (Mixed). The best time to visit Charleston is September.
High
3°C37°F
Low
-5°C22°F
🌧️
8
rain days
☀️
5.7
hrs/day sunshine
💧
71%
humidity
46— Mixed
January in Charleston is cold and occasionally wet — bring heavy winter clothing.
What are the average temperatures in Charleston?
How much does it rain in Charleston in January?
Charleston receives an average of 74.3mm of rainfall across 8 rainy days in January. The annual total is 1008.5mm.
What should I pack for Charleston in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around 3°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -5°C
🧣
Warm scarf
Protect against cold winds
🎉Visiting United States in January?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31