Charleston Weather Blog

Forecast explanations, atmospheric science, and other cool weather-related stuff for Charleston, SC

Tuesday: A bit unsettled, a bit warmer

/ August 4, 2025 at 7:22 PM
Weather forecast for Charleston, SC for Tuesday, August 5, 2025. Sun & clouds expected, along with some showers and thunderstorms, especially during the afternoon. High 88, low 73. The forecast data is sourced from the National Weather Service.

We remain on the cool side of normal on Tuesday, though a few more breaks in the clouds should allow temperatures to turn warmer, with highs approaching the mid-to-upper 80s in the afternoon after starting the day in the low 70s. Periods of showers and maybe a few thunderstorms will continue to be possible, though it won’t rain all the time. Some guidance suggests storms kicking off on the seabreeze later in the afternoon, which could produce some heavy downpours considering the continued feed of moisture and energy from the southwest. Severe weather is not expected, though.

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