10-Day Weather Forecast - Sidney, MT

Sunny. Highs in the mid 50s. West wind 15 to 20 mph.

Mostly clear. Lows in the upper 20s. Northwest wind 10 to 15 mph.

Partly sunny. Highs in the lower 40s. North wind around 5 mph becoming southeast around 5 mph in the afternoon.

Partly cloudy. Lows in the lower 30s. Southeast wind around 10 mph.

Partly cloudy. Highs in the lower 50s. Lows in the lower 30s.

Partly cloudy. Highs in the lower 50s. Lows in the lower 30s.

Mostly sunny. Highs in the upper 50s.

Mostly cloudy. Lows in the lower 30s.

A slight chance of rain. Highs in the upper 40s.

A slight chance of rain freezing rain and snow. Lows in the mid 20s.

A slight chance of snow. Highs in the upper 30s.

A slight chance of freezing rain and snow. Lows in the lower 20s.

A slight chance of snow. Highs in the lower 40s.

Partly cloudy. Low temperature around 28F. Dew point will be around 25F with an average humidity of 83%. Winds will be 3 mph from the SW.

Sunny. High temperature around 38F. Dew point will be around 26F with an average humidity of 70%. Winds will be 5 mph from the W.

Clear. Low temperature around 29F. Dew point will be around 24F with an average humidity of 76%. Winds will be 6 mph from the W.

Mostly sunny. High temperature around 39F. Dew point will be around 25F with an average humidity of 62%. Winds will be 8 mph from the W.

Mostly cloudy. Low temperature around 28F. Dew point will be around 23F with an average humidity of 74%. Winds will be 7 mph from the W.