10-Day Weather Forecast - Roundup, MT

Mostly sunny. Highs in the lower 60s. Northeast winds 5 to 10 mph.

Mostly cloudy. Lows in the upper 30s. Northeast winds 5 to 10 mph.

Mostly cloudy. Highs in the mid 60s. West winds 5 to 10 mph.

Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the mid 40s.

Partly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the lower 70s.

Mostly cloudy. Chance of rain showers in the evening then slight chance of rain showers overnight. Colder. Lows in the lower 30s. Chance of precipitation 30 percent.

Decreasing clouds. Much colder. Highs in the lower 50s.

Partly cloudy. Lows in the mid 20s.

Sunny. Highs in the mid 50s.

Partly cloudy. Lows in the upper 20s.

Mostly sunny. Highs in the lower 60s.

Partly cloudy. Low temperature around 38F. Dew point will be around 20F with an average humidity of 38%. Winds will be 3 mph from the E.

Partly cloudy. High temperature around 69F. Dew point will be around 26F with an average humidity of 34%. Winds will be 4 mph from the SW.

Mostly cloudy. Low temperature around 41F. Dew point will be around 28F with an average humidity of 42%. Winds will be 3 mph from the N.

Partly cloudy. High temperature around 62F. Dew point will be around 27F with an average humidity of 37%. Winds will be 4 mph from the NW.

Mostly cloudy. Low temperature around 36F. Dew point will be around 26F with an average humidity of 49%. Winds will be 4 mph from the N.

Partly cloudy. High temperature around 58F. Dew point will be around 27F with an average humidity of 45%. Winds will be 2 mph from the NW.

Partly cloudy. Low temperature around 35F. Dew point will be around 26F with an average humidity of 50%. Winds will be 2 mph from the E.