Weather in Johnston, South Carolina, United States

7-Day Detailed Weather Forecast for Johnston

Overnight

Temperature: 62°F

Wind Speed: 2 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 62. South wind around 2 mph.

Saturday

Temperature: 92°F

Wind Speed: 2 to 8 mph

Wind Direction: SW

Forecast: Sunny, with a high near 92. Southwest wind 2 to 8 mph.

Saturday Night

Temperature: 66°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 66. Southwest wind around 7 mph.

Sunday

Temperature: 75°F

Wind Speed: 6 to 13 mph

Wind Direction: NW

Forecast: A chance of rain showers after 8am. Mostly cloudy, with a high near 75. Northwest wind 6 to 13 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Sunday Night

Temperature: 45°F

Wind Speed: 6 to 9 mph

Wind Direction: N

Forecast: A chance of rain showers before 8pm. Mostly clear, with a low around 45. North wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Monday

Temperature: 76°F

Wind Speed: 6 mph

Wind Direction: N

Forecast: Sunny, with a high near 76.

Monday Night

Temperature: 47°F

Wind Speed: 6 mph

Wind Direction: N

Forecast: Clear, with a low around 47.

Tuesday

Temperature: 77°F

Wind Speed: 6 mph

Wind Direction: E

Forecast: Sunny, with a high near 77.

Tuesday Night

Temperature: 50°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 50.

Wednesday

Temperature: 84°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 84.

Wednesday Night

Temperature: 54°F

Wind Speed: 6 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 54.

Thursday

Temperature: 87°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Sunny, with a high near 87.

Thursday Night

Temperature: 56°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 56.

Friday

Temperature: 87°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Sunny, with a high near 87.