Charleston Airport (CHS) Weather 08/25/2025
Overnight
75
Slight Chance T-storms
Friday
85
Chance T-storms then Heavy Rain
Friday Night
74
T-storms Likely then Heavy Rain
Saturday
82
Heavy Rain then T-storms
Saturday Night
72
T-storms then Chance T-storms
Sunday
86
Chance T-storms then T-storms Likely
Sunday Night
72
Showers Likely then Slight Chance T-storms
Monday
90
Mostly Sunny then Chance T-storms
Monday Night
72
Chance T-storms then Mostly Clear
Tuesday
89
Sunny then Slight Chance T-storms
Tuesday Night
70
Partly Cloudy
Wednesday
84
Partly Sunny then Chance T-storms
Wednesday Night
68
Chance T-storms
Weekly Forecast
Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Calm wind.
Friday
Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 85. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 74. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 82. East wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 72. East wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.