10-Day Weather Forecast - Johnston, SC

Sunny. Highs in the lower 50s. Southwest winds around 5 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph.

Partly sunny in the morning then becoming mostly cloudy. Highs in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

Mostly cloudy. Not as cool with lows in the lower 50s. Southwest winds 5 to 10 mph.

Rain likely. Highs around 70. Chance of rain 70 percent.

Rain. Lows in the lower 50s. Chance of rain 90 percent.

Partly sunny with a 50 percent chance of rain. Highs in the upper 60s.

Mostly cloudy with a chance of rain in the evening then partly cloudy after midnight. Lows in the mid 40s. Chance of rain 30 percent.

Mostly sunny. Highs in the upper 60s.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 40s.

Mostly sunny. Highs in the lower 70s.

Partly cloudy. Lows in the upper 40s.

Mostly sunny. A chance of rain in the morning. Highs around 70. Chance of rain 30 percent.

Cloudy. Low temperature around 49F. Dew point will be around 48F with an average humidity of 86%. Winds will be 4 mph from the E.

Cloudy. High temperature around 61F. Dew point will be around 50F with an average humidity of 81%. Winds will be 3 mph from the NE.

Partly cloudy. Low temperature around 48F. Dew point will be around 48F with an average humidity of 84%. Winds will be 3 mph from the NE.

Mostly cloudy. High temperature around 64F. Dew point will be around 49F with an average humidity of 75%. Winds will be 3 mph from the NE.

Mostly clear. Low temperature around 46F. Dew point will be around 46F with an average humidity of 80%. Winds will be 4 mph from the E.