10-Day Weather Forecast - Sumatra, MT

Cloudy with chance of rain early in the morning then mostly cloudy with slight chance of rain late in the morning. Mostly sunny in the afternoon. Highs around 50. Northwest winds 10 to 20 mph. Chance of precipitation 30 percent.

Partly cloudy. Lows in the mid 20s. West winds 5 to 10 mph.

Partly sunny. Highs in the upper 50s. Southwest winds 5 to 10 mph.

Partly cloudy. Warmer. Lows in the upper 30s. West winds 5 to 10 mph.

Sunny. Highs in the mid 60s.

Mostly clear. Colder. Lows in the upper 20s.

Mostly sunny. Highs in the mid 50s.

Mostly clear. Lows in the lower 30s.

Mostly sunny. Highs in the mid 50s.

Partly cloudy. Lows in the lower 30s.

Mostly sunny. Highs in the upper 50s.

Mostly cloudy. Lows in the mid 30s.

Partly sunny. Slight chance of rain showers in the morning then slight chance of rain and snow showers in the afternoon. Highs in the mid 50s. Chance of precipitation 20 percent.

Partly cloudy. Low temperature around 35F. Dew point will be around 24F with an average humidity of 53%. Winds will be 2 mph from the W.

Partly cloudy. High temperature around 46F. Dew point will be around 24F with an average humidity of 49%. Winds will be 2 mph from the NE.

Partly cloudy. Low temperature around 31F. Dew point will be around 23F with an average humidity of 61%. Winds will be 3 mph from the NE.

Mostly cloudy. High temperature around 42F. Dew point will be around 25F with an average humidity of 59%. Winds will be 2 mph from the NE.

Cloudy. Low temperature around 30F. Dew point will be around 24F with an average humidity of 67%. Winds will be 2 mph from the W.