10-Day Weather Forecast - Sidney, MT

Sunny. Highs in the mid 90s. Southeast wind 15 to 20 mph. Gusts up to 35 mph in the afternoon.

Mostly clear. Lows in the lower 60s. Southeast wind 10 to 15 mph, becoming east around 5 mph after midnight.

Sunny. Highs in the lower 90s. Northeast wind 5 to 10 mph.

Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Northeast wind 10 to 15 mph.

A chance of showers with a slight chance of thunderstorms. Highs in the upper 80s.

Showers likely with a chance of thunderstorms. Lows in the lower 60s.

Showers likely with a slight chance of thunderstorms. Highs in the lower 80s.

A chance of showers with a slight chance of thunderstorms. Lows in the mid 50s.

A chance of showers. Breezy with highs in the upper 70s.

Mostly clear. Lows around 50.

Mostly sunny. Highs in the mid 70s.

A slight chance of showers. Lows in the upper 40s.

A slight chance of showers. Highs in the upper 70s.

Mostly clear. Low temperature around 56F. Dew point will be around 51F with an average humidity of 66%. Winds will be 2 mph from the E.

Partly cloudy. High temperature around 76F. Dew point will be around 52F with an average humidity of 54%. Winds will be 2 mph from the NW.

Partly cloudy. Low temperature around 54F. Dew point will be around 50F with an average humidity of 68%. Winds will be 2 mph from the N.

Mostly sunny. High temperature around 74F. Dew point will be around 51F with an average humidity of 55%. Winds will be 4 mph from the W.

Partly cloudy. Low temperature around 52F. Dew point will be around 49F with an average humidity of 70%. Winds will be 3 mph from the NW.