10-Day Weather Forecast - Custer, SD

Mostly sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph with gusts up to 25 mph.

Clear. Lows in the lower 60s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the evening.

Mostly sunny. Highs in the upper 80s. Southwest winds 5 to 10 mph with gusts up to 25 mph.

Mostly clear. Lows in the lower 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Mostly sunny. Highs in the upper 80s.

Partly cloudy. Lows in the lower 60s.

Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.

A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows around 60. Chance of rain 50 percent.

Mostly cloudy with a slight chance of showers in the morning, then partly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.

Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the mid 50s. Chance of rain 30 percent.

Mostly sunny. Highs in the mid 70s.

Mostly clear. Lows in the lower 50s.

Mostly sunny. Highs in the mid 70s.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 53F. Dew point will be around 42F with an average humidity of 54%. Winds will be 5 mph from the W.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 71F. Dew point will be around 40F with an average humidity of 41%. Winds will be 8 mph from the W.

Mostly clear. Low temperature around 50F. Dew point will be around 38F with an average humidity of 53%. Winds will be 5 mph from the W.

Sunny. High temperature around 69F. Dew point will be around 37F with an average humidity of 39%. Winds will be 7 mph from the W.

Mostly clear. Low temperature around 49F. Dew point will be around 37F with an average humidity of 54%. Winds will be 4 mph from the NW.