US Charleston · Summer

Charleston in July
what's the weather like?

Good window in July — April is a notch above.

Open-Meteo · 10 years · 12 months compared · 32.78°N 79.93°W
31°CMax temperature
57%Rainy days
12.9hSunshine / day

Charleston weather in July

✅ Good
🌡️ Temperature min / max
25°C – 31°C
🌧 Rainy days
57% of days
☀️ Sunshine
12.9h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
7.4/10
📅 📅 Best month
April (8.3/10)

Should you visit Charleston in July?

✅ Good

✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.

❌ No if: you're planning 100% outdoor activities — rain is frequent.

🌧 Rain : ██████░░░░ 57%
🌡 Temperature : ████████░░ 31°C
☀️ Sunshine : █████████░ 12.9h/d

Our take: Charleston in July: 31°C and 12.9h of sunshine. Decent, but not the peak.

Charleston in July by trip type

What to expect in July

🎯 Open terraces and outdoor markets — best season for al fresco dining In the height of summer, Charleston sees high temperatures (31°C). Heat is a factor for outdoor activities. With 57% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. April (8.3/10) is significantly better if possible.

All months for Charleston

Month-by-month comparison

MonthMin °CMax °CRain %Precip mmSun h/dScore
⛅ January6°C14°C32%2.69.2h6.2/10
🌤️ February9°C18°C29%2.710.0h7.2/10
🌤️ March12°C20°C28%2.410.9h7.5/10
🌤️ April16°C24°C24%3.312.4h8.3/10
🌤️ May20°C27°C38%3.213.0h8.3/10
🌤️ June23°C29°C54%4.212.9h7.7/10
🌤️ July25°C31°C57%4.112.9h7.4/10
⛅ August24°C30°C64%5.912.1h7.3/10
🌤️ September22°C28°C45%4.811.7h7.9/10
☀️ October17°C25°C24%2.810.4h8.1/10
🌤️ November11°C20°C25%2.59.9h7.4/10
⛅ December8°C17°C30%3.79.0h7.0/10
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 July, Charleston averages 31°C, 57% rainy days and 12.9h of sunshine per day. Overall weather score: 7.4/10. See methodology →

July vs April (best month)

The best month is April (score 8.3/10). Difference:

FAQ — Charleston in July

Is July a good time to visit Charleston?
July is an acceptable time for Charleston (score 7.4/10). Conditions are decent but not optimal — consider April (8.3/10) if possible.
Does it rain a lot in Charleston in July?
Yes, 57% of days see rain in July. Plan some indoor activities as backup.

Find a place to stay in Charleston

Find places to stay in Charleston in July Search on Hotels.com

Activities and tours in Charleston

Guided tours, skip-the-line tickets and local experiences. Browse activities on GetYourGuide

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Real-time data with ECMWF seasonal corrections · updated daily

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