Best Time to Visit Charleston, South Carolina (2026)
The best time to visit Charleston is March through November, when average highs are 67-88°F with minimal rain. Avoid January when weather conditions are the least favorable for visiting.
Month-by-Month Weather Overview
| Month | High | Low | Rain | Snow | Score |
|---|---|---|---|---|---|
| Jan | 57°F | 38°F | 3.5" | — | 5/10 |
| Feb | 60°F | 41°F | 2.8" | — | 7/10 |
| Mar | 67°F | 48°F | 3.5" | — | 9/10 |
| Apr | 75°F | 55°F | 2.7" | — | 10/10 |
| MayBest | 82°F | 64°F | 3" | — | 10/10 |
| Jun | 88°F | 72°F | 5.8" | — | 8/10 |
| Jul | 91°F | 75°F | 6.5" | — | 7/10 |
| Aug | 89°F | 74°F | 7" | — | 7/10 |
| Sep | 84°F | 69°F | 5.5" | — | 9/10 |
| Oct | 76°F | 58°F | 3.5" | — | 10/10 |
| Nov | 67°F | 48°F | 2.5" | — | 9/10 |
| Dec | 59°F | 40°F | 3" | — | 6/10 |
Tourism score: 1-10 (higher = better for visiting). Based on temperature comfort, rainfall, and humidity.
When NOT to Visit Charleston
January is the least ideal time to visit Charleston. Conditions are less favorable for tourism, with highs of 57°F and 3.5" of rain.
Seasonal Breakdown
Spring
Spring in Charleston is warm and pleasant, with highs averaging 75°F. A great time to visit before summer heat arrives.
Summer
Charleston summers are warm with average highs of 89°F. Perfect for outdoor activities with longer daylight hours.
Fall
Fall in Charleston stays warm, averaging 76°F highs. The transition is gradual with pleasant weather into November.
Winter
Charleston has mild winters with highs around 59°F. No heavy coats needed — a light jacket will do.
What to Pack for May in Charleston
- ✓Light layers
- ✓Sunglasses
- ✓Comfortable walking shoes
Safety in Charleston
While you're planning, Charleston has a Moderate safety rating based on FBI crime data. See full safety report.
Frequently Asked Questions
What is the best month to visit Charleston?
The best time to visit Charleston is March through November, when highs average 67-88°F with comfortable temperatures and manageable rainfall. May scores highest for tourism at 10/10.
What is the weather like in Charleston in May?
In May, Charleston has average highs of 82°F and lows of 64°F. Expect 3" of rainfall and 68% humidity. Snow is not expected.
Does it snow in Charleston?
No, Charleston, South Carolina does not typically get snow. Winters stay mild with lows around 38°F.
How hot does Charleston get?
The hottest month in Charleston is July, with average highs of 91°F and lows of 75°F. Humidity averages 75%. Summer heat can be intense.
What should I pack for Charleston?
For the best time to visit (May): Light layers, Sunglasses, Comfortable walking shoes. Always bring a rain jacket — rain is common year-round.