10-Day Weather Forecast - Spearfish, SD

Mostly cloudy with a chance of rain and snow. Snow accumulation up to 1 inch possible. Breezy with highs in the lower 40s. West winds 15 to 25 mph with gusts up to 35 mph. Chance of precipitation 50 percent.

Cloudy with a chance of rain and snow in the evening then partly cloudy after midnight. Little or no snow accumulation. Lows in the upper 20s. Northwest winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 30 percent.

Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 50s. Southwest winds 10 to 15 mph.

Partly cloudy in the evening then clearing. Lows in the upper 30s. West winds 10 to 20 mph with gusts up to 35 mph.

Mostly sunny. Highs in the lower 60s.

Clear. Lows in the lower 30s.

Sunny. Highs in the mid 50s.

Mostly clear. Lows in the lower 30s.

Partly cloudy. Highs in the lower 50s.

Partly cloudy in the evening then clearing. Lows in the lower 30s.

Partly cloudy. Highs in the upper 50s.

Partly cloudy. Lows in the mid 30s.

Partly cloudy with a 20 percent chance of rain. Highs in the lower 50s.

Mostly clear. Low temperature around 41F. Dew point will be around 20F with an average humidity of 39%. Winds will be 3 mph from the S.

Partly cloudy. High temperature around 53F. Dew point will be around 21F with an average humidity of 32%. Winds will be 2 mph from the S.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 37F. Dew point will be around 24F with an average humidity of 52%. Winds will be 2 mph from the SE.

Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 47F. Dew point will be around 24F with an average humidity of 44%. Winds will be 2 mph from the E.

Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 35F. Dew point will be around 26F with an average humidity of 64%. Winds will be 1 mph from the NE.