Weather in Johnston, South Carolina, United States

7-Day Detailed Weather Forecast for Johnston

Today

Temperature: 91°F

Wind Speed: 6 to 10 mph

Wind Direction: NE

Forecast: Sunny, with a high near 91. Northeast wind 6 to 10 mph.

Tonight

Temperature: 72°F

Wind Speed: 5 to 9 mph

Wind Direction: E

Forecast: Mostly clear, with a low around 72. East wind 5 to 9 mph.

Thursday

Temperature: 90°F

Wind Speed: 7 mph

Wind Direction: E

Forecast: A chance of showers and thunderstorms between 8am and 11am, then showers and thunderstorms likely. Partly sunny, with a high near 90. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night

Temperature: 73°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 73. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday

Temperature: 94°F

Wind Speed: 2 to 6 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Southwest wind 2 to 6 mph. Chance of precipitation is 20%.

Friday Night

Temperature: 75°F

Wind Speed: 6 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75. Chance of precipitation is 20%.

Saturday

Temperature: 97°F

Wind Speed: 7 mph

Wind Direction: W

Forecast: Sunny, with a high near 97.

Saturday Night

Temperature: 77°F

Wind Speed: 6 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 77.

Sunday

Temperature: 100°F

Wind Speed: 6 mph

Wind Direction: W

Forecast: Sunny, with a high near 100.

Sunday Night

Temperature: 77°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: A slight chance of showers and thunderstorms between 8pm and 2am. Mostly clear, with a low around 77.

Monday

Temperature: 99°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 99.

Monday Night

Temperature: 75°F

Wind Speed: 3 mph

Wind Direction: N

Forecast: A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.

Tuesday

Temperature: 99°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 99.

Tuesday Night

Temperature: 75°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.