10-Day Weather Forecast - Hartsville, SC

Sunny. Highs in the mid 90s. West winds 10 to 15 mph.

Mostly clear. Lows in the upper 70s. Southwest winds 5 to 10 mph.

Sunny. Highs in the mid 90s. West winds 5 to 10 mph. Heat index values up to 105.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 70s.

Mostly sunny. Showers and thunderstorms likely in the afternoon. Highs in the mid 90s. Chance of rain 60 percent.

Showers likely. Thunderstorms likely mainly in the evening. Lows in the lower 70s. Chance of rain 60 percent.

Showers and thunderstorms likely. Highs in the upper 80s. Lows around 70. Chance of rain 70 percent.

Showers and thunderstorms likely. Highs in the upper 80s. Lows around 70. Chance of rain 70 percent.

Mostly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Lows in the upper 60s. Chance of rain 50 percent.

Mostly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Lows in the upper 60s. Chance of rain 50 percent.

Mostly sunny. Highs in the upper 80s.

Partly cloudy with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 69F. Dew point will be around 69F with an average humidity of 84%. Winds will be 4 mph from the E.

Sunny. High temperature around 90F. Dew point will be around 71F with an average humidity of 67%. Winds will be 3 mph from the SW.

Mostly clear. Low temperature around 73F. Dew point will be around 71F with an average humidity of 81%. Winds will be 5 mph from the SW.

Mostly sunny with widely scattered thunderstorms. Chance of storms 30%. High temperature around 90F. Dew point will be around 73F with an average humidity of 69%. Winds will be 3 mph from the W.

Mostly cloudy with a 35% chance for rain and thunderstorms. Low temperature around 72F. Dew point will be around 72F with an average humidity of 85%. Winds will be 3 mph from the S.

Partly cloudy with a 40% chance for rain and thunderstorms. High temperature around 89F. Dew point will be around 72F with an average humidity of 68%. Winds will be 2 mph from the W.

Mostly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 71F. Dew point will be around 72F with an average humidity of 89%. Winds will be 1 mph from the S.