10-Day Weather Forecast - Hartsville, SC

Mostly sunny in the morning then becoming mostly cloudy. Highs in the upper 40s. Southwest winds around 5 mph.

Cloudy. A chance of rain after midnight. Lows in the mid 30s. Southwest winds around 5 mph. Chance of rain 50 percent.

Rain. Highs in the upper 40s. Southwest winds around 5 mph becoming southeast in the afternoon. Chance of rain 80 percent.

Cloudy with a chance of rain. A chance of snow after midnight. Little or no snow accumulation. Lows in the lower 30s. Northeast winds 5 to 10 mph. Chance of precipitation 50 percent.

Mostly cloudy in the morning then clearing. Highs in the lower 40s.

Mostly clear. Lows in the lower 20s. Highs in the lower 50s.

Mostly clear. Lows in the lower 20s. Highs in the lower 50s.

Clear. Lows in the lower 30s.

Mostly clear. Highs around 50. Lows in the mid 20s.

Mostly clear. Highs around 50. Lows in the mid 20s.

Mostly sunny. Highs in the lower 50s.

Mostly clear. Lows around 30.

Mostly sunny. Highs in the mid 50s.

Clear. Low temperature around 32F. Dew point will be around 18F with an average humidity of 50%. Winds will be 4 mph from the NE.

Sunny. High temperature around 51F. Dew point will be around 18F with an average humidity of 36%. Winds will be 2 mph from the N.

Clear. Low temperature around 37F. Dew point will be around 26F with an average humidity of 57%. Winds will be 1 mph from the N.

Sunny. High temperature around 57F. Dew point will be around 27F with an average humidity of 44%. Winds will be 1 mph from the N.

Partly cloudy. Low temperature around 42F. Dew point will be around 33F with an average humidity of 63%. Winds will be 2 mph from the SE.