10-Day Weather Forecast - Sumter, SC

Sunny. Highs in the mid 70s. Light and variable winds becoming southwest around 5 mph in the afternoon.

Partly cloudy. Lows in the lower 50s. Southwest winds around 5 mph.

Mostly sunny. Highs in the lower 80s. West winds around 5 mph.

Partly cloudy in the evening then clearing. Lows around 60. Southwest winds around 5 mph.

Sunny. Highs in the mid 80s.

Mostly clear. Lows in the mid 60s.

Sunny. Highs in the upper 80s.

Mostly clear. Cooler with lows in the upper 40s.

Mostly sunny. Much cooler with highs in the mid 60s.

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

Partly sunny. Highs in the upper 60s.

Partly cloudy. Lows in the lower 50s.

Mostly sunny. Highs in the upper 70s.

Clear. Low temperature around 58F. Dew point will be around 53F with an average humidity of 70%. Winds will be 5 mph from the SW.

Sunny. High temperature around 78F. Dew point will be around 56F with an average humidity of 64%. Winds will be 5 mph from the SW.

Mostly clear. Low temperature around 53F. Dew point will be around 47F with an average humidity of 56%. Winds will be 4 mph from the N.

Mostly sunny. High temperature around 63F. Dew point will be around 40F with an average humidity of 52%. Winds will be 7 mph from the NE.

Cloudy. Low temperature around 46F. Dew point will be around 37F with an average humidity of 55%. Winds will be 4 mph from the NE.