10-Day Weather Forecast - Hartsville, SC

Sunny. Highs in the upper 50s. Northeast winds 5 to 10 mph.

Clear. Lows in the lower 30s. Northeast winds around 5 mph.

Clear. Highs in the lower 60s.

Clear. Lows in the mid 30s.

Clear. Highs in the upper 60s.

Clear. Lows in the mid 30s.

Mostly clear. Highs in the lower 70s.

Mostly clear. Lows in the upper 30s.

Mostly clear. Highs in the lower 70s.

Mostly clear. Lows in the upper 30s.

Mostly clear. Highs in the lower 70s.

Mostly clear. Low temperature around 39F. Dew point will be around 37F with an average humidity of 73%. Winds will be 4 mph from the NNE.

Mostly cloudy. High temperature around 67F. Dew point will be around 39F with an average humidity of 53%. Winds will be 4 mph from the ENE.

Mostly clear. Low temperature around 41F. Dew point will be around 37F with an average humidity of 69%. Winds will be 3 mph from the ENE.

Partly cloudy. High temperature around 71F. Dew point will be around 52F with an average humidity of 58%. Winds will be 4 mph from the SW.

Mostly cloudy. Low temperature around 51F. Dew point will be around 52F with an average humidity of 92%. Winds will be 5 mph from the SSW.