Typical Weather in Charleston, SC in July

88° F Avg High

77° F Avg Low

7 Rainy Days

☀️ Temperature Summary

July is a popular time of year to visit, with an inviting climate characterized by warm temperatures. Highs in July are typically around 88°F, which is warmer than usual in Charleston. Overnight lows will be around 77°F on average. This is the hottest month of the year in Charleston.

Be ready to seek shade during the day, as mid-day temperatures can be dangerous if you're caught without a way to cool off. If you're looking to beat the heat a bit, you might consider visiting in June instead, when daily highs are typically closer to 85°.

High Temps Throughout the Year

☔ Rain Summary

You can expect about a 24% chance of rain for any given day in July. It's one of the rainier months of the year for Charleston, with total rainfall for the month around 5 inches.