10-Day Weather Forecast - Dayton, MT

Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the 80s to lower 90s.

Mostly clear. Lows in the mid 50s to lower 60s.

Partly cloudy. Highs in the mid 80s to lower 90s. South winds to 15 mph.

Mostly clear. Lows in the mid 50s to lower 60s. Southwest winds to 15 mph.

Mostly sunny. Highs in the 80s.

Mostly clear. Lows in the 50s.

Sunny. Highs in the 80s to lower 90s.

Mostly clear. Lows in the mid 50s to lower 60s.

Sunny. Highs in the mid 80s to lower 90s.

Mostly clear. Lows in the mid 50s to lower 60s.

Partly cloudy. Highs in the mid 80s to lower 90s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s to lower 60s.

Partly cloudy. Highs in the mid 80s to lower 90s.

Clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 64F. Dew point will be around 50F with an average humidity of 45%. Winds will be 1 mph from the SW.

Sunny with scattered thunderstorms. Chance of storms 40%. High temperature around 91F. Dew point will be around 53F with an average humidity of 40%. Winds will be 2 mph from the SE.

Mostly clear with scattered thunderstorms. Chance of storms 40%. Low temperature around 64F. Dew point will be around 54F with an average humidity of 53%. Winds will be 1 mph from the W.

Sunny with numerous thunderstorms. Chance of storms 70%. High temperature around 93F. Dew point will be around 56F with an average humidity of 45%. Winds will be 2 mph from the SE.

Mostly clear with numerous thunderstorms. Chance of storms 65%. Low temperature around 64F. Dew point will be around 55F with an average humidity of 52%. Winds will be 1 mph from the W.