10-Day Weather Forecast - Sumatra, MT

Mostly cloudy. Highs in the mid 40s. East winds 5 to 10 mph.

Mostly cloudy. Lows in the upper 20s. Light and variable winds.

Decreasing clouds. Highs in the upper 40s. East winds 5 to 10 mph.

Mostly cloudy. Lows around 30.

Partly sunny with a 40 percent chance of rain and snow showers. Highs around 40.

Decreasing clouds. Lows in the mid 20s.

Partly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the mid 40s.

Mostly cloudy. Slight chance of rain showers in the evening and overnight. Slight chance of snow showers in the late evening and overnight. Lows in the lower 20s. Chance of precipitation 20 percent.

Decreasing clouds. Highs in the upper 30s.

Mostly clear. Lows in the lower 20s.

Sunny. Highs in the mid 40s.

Clear. Low temperature around 28F. Dew point will be around 19F with an average humidity of 64%. Winds will be 8 mph from the SW.

Sunny. High temperature around 42F. Dew point will be around 20F with an average humidity of 53%. Winds will be 12 mph from the SW.

Clear. Low temperature around 31F. Dew point will be around 20F with an average humidity of 58%. Winds will be 11 mph from the W.

Sunny. High temperature around 37F. Dew point will be around 21F with an average humidity of 54%. Winds will be 10 mph from the W.

Clear. Low temperature around 28F. Dew point will be around 20F with an average humidity of 64%. Winds will be 7 mph from the W.

Partly cloudy. High temperature around 32F. Dew point will be around 21F with an average humidity of 63%. Winds will be 6 mph from the W.

Mostly cloudy. Low temperature around 22F. Dew point will be around 18F with an average humidity of 74%. Winds will be 4 mph from the W.