Simms, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    70% Chance of Rain
    41°
    Wednesday 5/8
    Forecast night icon
    41°
    70% Chance of Rain
    Hourly
    Night Details
    Rain likely. Near steady temperature in the mid 30s. Northwest winds 5 to 15 mph. Gusts up to 35 mph in the evening. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    50% Chance of Rain
    58°
    Forecast night icon
    Night
    Mostly Clear
    35°
    Thursday 5/9
    Day
    58°
    50% Chance of Rain
    Forecast day icon
    Night
    35°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Mostly cloudy. A 50 percent chance of rain in the morning. Highs 50 to 60. West winds up to 10 mph.
    Night Details
    Mostly clear. Lows 30 to 35. South winds up to 10 mph.
  • Forecast day icon
    Friday
    Sunny
    68°
    Forecast night icon
    Night
    Mostly Clear
    41°
    Friday 5/10
    Day
    68°
    Sunny
    Forecast day icon
    Night
    41°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs 60 to 65. South winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows around 40. South winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Mostly Sunny
    75°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Saturday 5/11
    Day
    75°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 65 to 75. Lows around 45.
    Night Details
    Mostly clear. Highs 65 to 75. Lows around 45.
  • Forecast day icon
    Sunday
    Mostly Sunny
    77°
    Forecast night icon
    Night
    Mostly Clear
    51°
    Sunday 5/12
    Day
    77°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 70 to 80. Lows around 50.
    Night Details
    Mostly clear. Highs 70 to 80. Lows around 50.
  • Forecast day icon
    Monday
    Partly Cloudy
    70°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Monday 5/13
    Day
    70°
    Partly Cloudy
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs 70 to 75.
    Night Details
    Partly cloudy with a 20 percent chance of rain. Lows 45 to 50.
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    64°
    Forecast night icon
    Night
    50% Chance of Rain
    45°
    Tuesday 5/14
    Day
    64°
    50% Chance of Storms
    Forecast day icon
    Night
    45°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 50 percent.
    Night Details
    Mostly cloudy with a 50 percent chance of rain. Lows 40 to 45.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    67°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Wednesday 5/15
    Day
    67°
    Partly Cloudy
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy with a 20 percent chance of rain. Highs 60 to 65.
    Night Details
    Mostly clear. Low temperature around 42F. Dew point will be around 34F with an average humidity of 51%. Winds will be 9 mph from the SW.
  • Forecast day icon
    Thursday
    Sunny
    65°
    Forecast night icon
    Night
    Clear
    40°
    Thursday 5/16
    Day
    65°
    Sunny
    Forecast day icon
    Night
    40°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 65F. Dew point will be around 34F with an average humidity of 43%. Winds will be 12 mph from the W.
    Night Details
    Clear. Low temperature around 40F. Dew point will be around 32F with an average humidity of 53%. Winds will be 9 mph from the W.
  • Forecast day icon
    Friday
    Sunny
    63°
    Forecast night icon
    Night
    Clear
    40°
    Friday 5/17
    Day
    63°
    Sunny
    Forecast day icon
    Night
    40°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 63F. Dew point will be around 32F with an average humidity of 42%. Winds will be 9 mph from the W.
    Night Details
    Clear. Low temperature around 40F. Dew point will be around 33F with an average humidity of 55%. Winds will be 5 mph from the W.
  • Forecast day icon
    Saturday
    Sunny
    65°
    Forecast night icon
    Night
    Clear
    42°
    Saturday 5/18
    Day
    65°
    Sunny
    Forecast day icon
    Night
    42°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 65F. Dew point will be around 34F with an average humidity of 45%. Winds will be 4 mph from the W.
    Night Details
    Clear. Low temperature around 42F. Dew point will be around 36F with an average humidity of 58%. Winds will be 3 mph from the W.