Charleston Weather in July

July in Charleston brings high temperatures, with daytime highs of 30°C (86°F) and nights around 18°C (64°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Charleston in July

The heaviest rainfall of the year happens this month, with frequent showers. A poncho is your best bet to stay dry. Typically, you can expect about 15 days of rain this month, with 161 mm (6.3 in) on average. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Charleston in July

July in Charleston brings high temperatures, with highs of 30°C (86°F) and nights around 18°C (64°F). This kind of day-to-night contrast is typical for this time of year. With lows of 18°C (64°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, this month sees the highest temperatures of the year. Worth packing a few lighter outfits.

If you prefer dry days with pleasant temperatures, April, September and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.