National Weather Service Forecast for: Moncks Corner SC
Issued by: National Weather Service Charleston, SC
Updated: 8:32 pm EDT Jun 18, 2026
 
Tonight

Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. South wind around 6 mph.
Chance
Showers
 Juneteenth

Juneteenth: Showers and thunderstorms, mainly before noon. High near 88. Southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers then
Slight Chance
T-storms
 Friday
Night
Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 70. Light west wind.
Chance
T-storms then
Partly Cloudy
 Saturday

Saturday: Mostly sunny, with a high near 90. Light north wind.
Mostly Sunny

 Saturday
Night
Saturday Night: Partly cloudy, with a low around 69. Calm wind.
Partly Cloudy

 Sunday

Sunday: Mostly sunny, with a high near 93.
Mostly Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 72.
Partly Cloudy

 Monday

Monday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Mostly Sunny
then Chance
T-storms
 Monday
Night
Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.
Chance
T-storms
Lo 72 °F Hi 88 °F Lo 70 °F Hi 90 °F Lo 69 °F Hi 93 °F Lo 72 °F Hi 93 °F Lo 74 °F

 

Tonight
 
 A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. South wind around 6 mph.
Juneteenth
 
 Showers and thunderstorms, mainly before noon. High near 88. Southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
 
 A 40 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 70. Light west wind.
Saturday
 
 Mostly sunny, with a high near 90. Light north wind.
Saturday Night
 
 Partly cloudy, with a low around 69. Calm wind.
Sunday
 
 Mostly sunny, with a high near 93.
Sunday Night
 
 Partly cloudy, with a low around 72.
Monday
 
 A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Monday Night
 
 A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.
Tuesday
 
 A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Tuesday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Wednesday
 
 A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Wednesday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Thursday
 
 A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.

 

Forecast from NOAA-NWS for Moncks Corner SC.