10-Day Weather Forecast - Custer, SD

Partly cloudy in the morning then becoming mostly sunny. Cooler with highs in the lower 30s. West winds 5 to 10 mph with gusts up to 25 mph.

Mostly clear. Lows around 20. West winds 5 to 10 mph.

Partly cloudy. Highs in the mid 40s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.

Partly cloudy. Lows in the mid 30s.

Partly cloudy. Highs in the lower 50s.

Partly cloudy. Lows in the lower 30s.

Partly cloudy. Highs in the lower 50s.

Partly cloudy. Lows around 40.

Partly cloudy. Highs in the upper 50s.

Partly cloudy. Lows in the mid 30s.

Partly cloudy. Highs around 50.

Mostly clear. Low temperature around 38F. Dew point will be around 24F with an average humidity of 53%. Winds will be 11 mph from the W.

Mostly sunny. High temperature around 47F. Dew point will be around 20F with an average humidity of 41%. Winds will be 10 mph from the W.

Partly cloudy. Low temperature around 30F. Dew point will be around 19F with an average humidity of 54%. Winds will be 7 mph from the W.

Sunny. High temperature around 40F. Dew point will be around 18F with an average humidity of 46%. Winds will be 4 mph from the NW.

Clear. Low temperature around 26F. Dew point will be around 16F with an average humidity of 57%. Winds will be 5 mph from the W.

Sunny. High temperature around 41F. Dew point will be around 14F with an average humidity of 39%. Winds will be 4 mph from the W.

Clear. Low temperature around 31F. Dew point will be around 11F with an average humidity of 39%. Winds will be 8 mph from the W.