10-Day Weather Forecast - Saint Charles, SD

Sunny. Not as cool with highs in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 20s. Temperature rising into the mid 30s after midnight. Southwest winds 10 to 15 mph.

Mostly sunny. Not as cool with highs in the mid 50s. West winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Lows in the upper 20s.

Partly sunny and windy. Highs in the mid 50s.

Mostly cloudy with a slight chance of rain in the evening then partly cloudy after midnight. Windy with lows in the mid 20s. Chance of rain 20 percent.

Sunny windy and much cooler with highs in the mid 30s.

Partly cloudy in the evening then becoming mostly cloudy. Lows 15 to 20. Temperature rising into the mid 20s after midnight.

Partly sunny and breezy. Not as cool with highs in the mid 50s.

Mostly cloudy. Lows in the mid 20s.

Partly sunny. Much cooler with highs in the upper 30s.

Partly cloudy. Low temperature around 25F. Dew point will be around 21F with an average humidity of 73%. Winds will be 7 mph from the S.

Sunny. High temperature around 41F. Dew point will be around 22F with an average humidity of 63%. Winds will be 9 mph from the S.

Partly cloudy. Low temperature around 33F. Dew point will be around 25F with an average humidity of 70%. Winds will be 10 mph from the S.

Mostly sunny. High temperature around 40F. Dew point will be around 27F with an average humidity of 63%. Winds will be 7 mph from the SW.

Mostly clear. Low temperature around 27F. Dew point will be around 24F with an average humidity of 75%. Winds will be 3 mph from the W.

Mostly sunny. High temperature around 32F. Dew point will be around 20F with an average humidity of 66%. Winds will be 2 mph from the W.

Partly cloudy. Low temperature around 24F. Dew point will be around 19F with an average humidity of 73%. Winds will be 2 mph from the W.