10-Day Weather Forecast - Hartsville, SC

Sunny. Highs in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Mostly clear. Lows in the lower 20s. North winds 5 to 10 mph.

Mostly sunny. Highs in the mid 40s. Northeast winds around 5 mph becoming southwest in the afternoon.

Mostly clear. Lows in the mid 20s. Light and variable winds.

Sunny. Highs in the mid 50s.

Mostly clear. Lows in the mid 30s.

Mostly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Mostly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Mostly cloudy in the morning then partly sunny with a chance of rain in the afternoon. Highs in the lower 70s. Chance of rain 30 percent.

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

Mostly cloudy. Highs in the lower 60s. Lows in the upper 30s.

Mostly cloudy. Highs in the lower 60s. Lows in the upper 30s.

Mostly cloudy in the morning then becoming partly sunny. A 30 percent chance of rain. Highs in the mid 50s.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 45F. Dew point will be around 38F with an average humidity of 71%. Winds will be 2 mph from the SE.

Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 59F. Dew point will be around 43F with an average humidity of 68%. Winds will be 3 mph from the SE.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 47F. Dew point will be around 43F with an average humidity of 78%. Winds will be 2 mph from the S.

Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 57F. Dew point will be around 45F with an average humidity of 72%. Winds will be 2 mph from the W.

Partly cloudy. Low temperature around 42F. Dew point will be around 39F with an average humidity of 77%. Winds will be 4 mph from the NW.