Grantsdale, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast day icon
    Thursday
    Partly Cloudy
    62°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Thursday 5/9
    Day
    62°
    Partly Cloudy
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. High temperature around 62F. Dew point will be around 39F with an average humidity of 69%. Winds will be 4 mph from the N.
    Night Details
    Mostly clear. Areas of frost late in the night. Lows in the mid 30s to lower 40s.
  • Forecast day icon
    Friday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Friday 5/10
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the 70s.
    Night Details
    Mostly clear. Lows in the lower to mid 40s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    72°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Saturday 5/11
    Day
    72°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s to lower 80s.
    Night Details
    Mostly clear. Lows in the mid to upper 40s. West winds to 15 mph.
  • Forecast day icon
    Sunday
    Mostly Sunny
    74°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Sunday 5/12
    Day
    74°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs near 80.
    Night Details
    Mostly clear. Lows near 50.
  • Forecast day icon
    Monday
    Partly Cloudy
    66°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Monday 5/13
    Day
    66°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs near 70.
    Night Details
    Partly cloudy. Lows in the lower to mid 40s.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    62°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Tuesday 5/14
    Day
    62°
    Partly Cloudy
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs near 70.
    Night Details
    Partly cloudy. A 20 percent chance of rain in the evening. Lows in the lower to mid 40s.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    62°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Wednesday 5/15
    Day
    62°
    Partly Cloudy
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy with a 20 percent chance of rain. Highs near 70.
    Night Details
    Partly cloudy. A 20 percent chance of rain in the evening. Lows in the lower to mid 40s.
  • Forecast day icon
    Thursday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    Clear
    42°
    Thursday 5/16
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    42°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy. A 20 percent chance of rain in the afternoon. Highs near 70.
    Night Details
    Clear. Low temperature around 42F. Dew point will be around 34F with an average humidity of 55%. Winds will be 6 mph from the SW.
  • Forecast day icon
    Friday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    44°
    Friday 5/17
    Day
    69°
    Sunny
    Forecast day icon
    Night
    44°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 69F. Dew point will be around 32F with an average humidity of 38%. Winds will be 5 mph from the NW.
    Night Details
    Clear. Low temperature around 44F. Dew point will be around 34F with an average humidity of 49%. Winds will be 5 mph from the NW.
  • Forecast day icon
    Saturday
    Sunny
    71°
    Forecast night icon
    Night
    Clear
    45°
    Saturday 5/18
    Day
    71°
    Sunny
    Forecast day icon
    Night
    45°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 71F. Dew point will be around 35F with an average humidity of 40%. Winds will be 3 mph from the NW.
    Night Details
    Clear. Low temperature around 45F. Dew point will be around 36F with an average humidity of 50%. Winds will be 4 mph from the NW.