10-Day Weather Forecast - Sumatra, MT

Decreasing clouds. Highs in the lower 60s. North winds 5 to 10 mph.

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

Mostly cloudy. Highs in the mid 60s. East winds 5 to 10 mph in the morning shifting to the north in the afternoon.

Mostly cloudy. A 30 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. A 20 percent chance of rain showers in the evening. Colder. Lows in the mid 30s.

Partly sunny. Much colder. Highs in the upper 40s.

Partly cloudy. Lows in the upper 20s.

Sunny. Highs in the mid 50s.

Increasing clouds. Lows in the upper 20s.

Mostly sunny. Highs in the lower 60s.

Mostly clear. Low temperature around 37F. Dew point will be around 20F with an average humidity of 42%. Winds will be 8 mph from the E.

Partly cloudy. High temperature around 64F. Dew point will be around 28F with an average humidity of 40%. Winds will be 2 mph from the W.

Partly cloudy. Low temperature around 41F. Dew point will be around 30F with an average humidity of 48%. Winds will be 2 mph from the N.

Mostly sunny. High temperature around 58F. Dew point will be around 29F with an average humidity of 43%. Winds will be 5 mph from the NW.

Partly cloudy. Low temperature around 36F. Dew point will be around 28F with an average humidity of 53%. Winds will be 5 mph from the N.

Partly cloudy. High temperature around 54F. Dew point will be around 28F with an average humidity of 51%. Winds will be 3 mph from the N.

Partly cloudy. Low temperature around 35F. Dew point will be around 27F with an average humidity of 56%. Winds will be 3 mph from the E.