10-Day Weather Forecast - Johnston, SC

Partly sunny. Highs in the lower 70s. East winds around 5 mph.

Mostly cloudy. Lows in the mid 50s. Southeast winds around 5 mph.

Mostly cloudy. Highs in the mid 70s. South winds 5 to 10 mph.

Mostly cloudy with a 50 percent chance of rain. Lows around 60.

Mostly cloudy with a 50 percent chance of rain. Highs in the mid 70s.

Rain likely mainly in the evening. Lows in the upper 40s. Chance of rain 60 percent.

Partly sunny. Cooler with highs in the upper 50s.

Mostly clear. Much cooler with lows in the upper 20s.

Mostly sunny. Highs around 50.

Partly cloudy. Lows around 30.

Partly sunny. Highs in the mid 50s.

Partly cloudy. Low temperature around 36F. Dew point will be around 29F with an average humidity of 67%. Winds will be 4 mph from the SW.

Partly cloudy. High temperature around 56F. Dew point will be around 32F with an average humidity of 57%. Winds will be 6 mph from the SW.

Cloudy. Low temperature around 41F. Dew point will be around 36F with an average humidity of 72%. Winds will be 4 mph from the SW.

Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 54F. Dew point will be around 38F with an average humidity of 67%. Winds will be 6 mph from the W.

Clear. Low temperature around 37F. Dew point will be around 37F with an average humidity of 81%. Winds will be 4 mph from the W.

Sunny. High temperature around 53F. Dew point will be around 35F with an average humidity of 65%. Winds will be 5 mph from the W.

Clear. Low temperature around 38F. Dew point will be around 33F with an average humidity of 72%. Winds will be 3 mph from the SW.