10-Day Weather Forecast - Garrison, MT

Mostly sunny. Highs in the mid 60s to lower 70s. West winds 15 to 25 mph with gusts to around 35 mph.

Partly cloudy. A 20 percent chance of rain in the evening. Lows in the upper 30s to mid 40s. Northwest winds 15 to 20 mph with gusts to around 35 mph.

Mostly sunny. Highs in the 70s.

Mostly clear. Lows in the 40s. North winds to 15 mph.

Partly cloudy. Highs in the mid 70s to lower 80s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s.

Mostly cloudy. A 50 percent chance of showers and thunderstorms in the afternoon. Highs in the 70s.

Mostly cloudy. A 40 percent chance of showers and thunderstorms in the evening. Lows in the 40s.

Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 60s to mid 70s.

Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows in the upper 30s to mid 40s.

Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 60s to mid 70s.

Mostly clear. Lows in the 40s.

Mostly sunny. Highs in the mid 70s to lower 80s.

Clear. Low temperature around 53F. Dew point will be around 38F with an average humidity of 42%. Winds will be 2 mph from the N.

Sunny. High temperature around 81F. Dew point will be around 40F with an average humidity of 36%. Winds will be 3 mph from the NW.

Clear. Low temperature around 53F. Dew point will be around 38F with an average humidity of 40%. Winds will be 3 mph from the NW.

Sunny. High temperature around 83F. Dew point will be around 40F with an average humidity of 35%. Winds will be 4 mph from the NW.

Clear. Low temperature around 51F. Dew point will be around 36F with an average humidity of 40%. Winds will be 4 mph from the NW.