Sumatra, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Tuesday
    Rain
    42°
    Forecast night icon
    Night
    Rain
    36°
    Tuesday 5/7
    Day
    42°
    Rain
    Forecast day icon
    Night
    36°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with likely rain. Chance of precipitation 100%. High temperature around 42F. Dew point will be around 36F with an average humidity of 92%. Winds will be 34 mph from the W.
    Night Details
    Rain early in the evening then rain likely late in the evening. Rain overnight. Lows in the upper 30s. Northwest winds 15 to 25 mph. Gusts up to 40 mph in the evening. Chance of precipitation 90 percent.
  • Forecast day icon
    Wednesday
    70% Chance of Rain
    50°
    Forecast night icon
    Night
    80% Chance of Rain
    44°
    Wednesday 5/8
    Day
    50°
    70% Chance of Rain
    Forecast day icon
    Night
    44°
    80% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Rain likely early in the morning then chance of rain in the late morning and early afternoon. Rain likely late in the afternoon. Highs in the mid 50s. North winds 10 to 20 mph. Chance of precipitation 70 percent.
    Night Details
    Rain in the evening then chance of rain overnight. Lows in the lower 40s. North winds 5 to 15 mph. Chance of precipitation 80 percent.
  • Forecast day icon
    Thursday
    50% Chance of Rain
    59°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Thursday 5/9
    Day
    59°
    50% Chance of Rain
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of rain. Highs in the lower 60s. Northwest winds 5 to 15 mph.
    Night Details
    Partly cloudy. Lows in the lower 40s. West winds 5 to 10 mph.
  • Forecast day icon
    Friday
    Sunny
    66°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Friday 5/10
    Day
    66°
    Sunny
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 70.
    Night Details
    Mostly clear. Lows in the mid 40s.
  • Forecast day icon
    Saturday
    Sunny
    73°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Saturday 5/11
    Day
    73°
    Sunny
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 70s.
    Night Details
    Mostly clear. Lows in the upper 40s.
  • Forecast day icon
    Sunday
    Sunny
    76°
    Forecast night icon
    Night
    Mostly Clear
    52°
    Sunday 5/12
    Day
    76°
    Sunny
    Forecast day icon
    Night
    52°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 70s.
    Night Details
    Mostly clear. Lows in the lower 50s.
  • Forecast day icon
    Monday
    Sunny
    74°
    Forecast night icon
    Night
    Partly Cloudy
    51°
    Monday 5/13
    Day
    74°
    Sunny
    Forecast day icon
    Night
    51°
    Partly Cloudy
    Forecast night icon
    Day Details
    Sunny. A 20 percent chance of rain in the afternoon. Highs in the lower 80s.
    Night Details
    Partly cloudy. A 20 percent chance of rain in the evening. Lows in the lower 50s.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    72°
    Forecast night icon
    Night
    Mostly Clear
    51°
    Tuesday 5/14
    Day
    72°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 70s.
    Night Details
    Mostly clear. Low temperature around 51F. Dew point will be around 45F with an average humidity of 61%. Winds will be 5 mph from the NW.
  • Forecast day icon
    Wednesday
    Sunny
    68°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Wednesday 5/15
    Day
    68°
    Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 68F. Dew point will be around 43F with an average humidity of 51%. Winds will be 9 mph from the NW.
    Night Details
    Mostly clear. Low temperature around 48F. Dew point will be around 42F with an average humidity of 59%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Thursday
    Sunny
    70°
    Forecast night icon
    Night
    Clear
    50°
    Thursday 5/16
    Day
    70°
    Sunny
    Forecast day icon
    Night
    50°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 70F. Dew point will be around 41F with an average humidity of 47%. Winds will be 4 mph from the W.
    Night Details
    Clear. Low temperature around 50F. Dew point will be around 42F with an average humidity of 57%. Winds will be 2 mph from the NW.