10-Day Weather Forecast - Johnston, SC

Mostly cloudy in the morning then becoming mostly sunny. Patchy fog in the morning. Highs in the upper 60s. North winds around 5 mph.

Mostly clear. Lows in the mid 40s. Light and variable winds.

Sunny. Highs in the mid 70s. West winds around 5 mph.

Mostly cloudy. Lows in the upper 40s. Southwest winds around 5 mph becoming northeast after midnight.

Partly sunny. Highs in the lower 60s.

Mostly cloudy. Lows in the lower 40s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the lower 60s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 70s.

Mostly cloudy. Lows in the mid 50s.

Partly sunny. A chance of rain in the morning. Highs in the upper 70s. Chance of rain 40 percent.

Mostly cloudy. Lows in the upper 50s.

Mostly cloudy in the morning then becoming partly sunny. A 50 percent chance of rain. Highs around 80.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 62F. Dew point will be around 63F with an average humidity of 91%. Winds will be 5 mph from the S.

Mostly cloudy with a 30% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 64F with an average humidity of 82%. Winds will be 5 mph from the S.

Mostly clear with a 25% chance for rain and thunderstorms. Low temperature around 61F. Dew point will be around 62F with an average humidity of 89%. Winds will be 5 mph from the S.

Mostly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 76F. Dew point will be around 63F with an average humidity of 80%. Winds will be 6 mph from the S.

Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 62F. Dew point will be around 62F with an average humidity of 88%. Winds will be 6 mph from the S.