Helena, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Frozen Mix
    36°
    Tuesday 5/7
    Forecast night icon
    36°
    Frozen Mix
    Hourly
    Night Details
    Very windy. Colder. Rain in the evening then rain and snow after midnight. Snow accumulation up to 1 inch. Lows 30 to 35. Northwest winds 30 to 40 mph decreasing to 20 to 30 mph after midnight. Gusts up to 55 mph. Chance of precipitation near 100 percent.
  • Forecast day icon
    Wednesday
    Frozen Mix
    44°
    Forecast night icon
    Night
    70% Chance of Rain
    39°
    Wednesday 5/8
    Day
    44°
    Frozen Mix
    Forecast day icon
    Night
    39°
    70% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Breezy. Rain and snow in the morning then chance of rain in the afternoon. Little or no snow accumulation. Highs in the mid 40s. Northwest winds 15 to 25 mph. Chance of precipitation near 100 percent.
    Night Details
    Mostly cloudy. Rain likely in the evening then chance of rain after midnight. Lows 35 to 40. Northwest winds 5 to 15 mph. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    Mostly Cloudy
    61°
    Forecast night icon
    Night
    Mostly Clear
    38°
    Thursday 5/9
    Day
    61°
    Mostly Cloudy
    Forecast day icon
    Night
    38°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Mostly cloudy. A 20 percent chance of rain in the morning. Highs around 60. Northwest winds up to 5 mph.
    Night Details
    Mostly clear. Lows around 35. Northeast winds 5 to 10 mph shifting to the south after midnight.
  • Forecast day icon
    Friday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    42°
    Friday 5/10
    Day
    69°
    Sunny
    Forecast day icon
    Night
    42°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 70.
    Night Details
    Clear. Lows around 40.
  • Forecast day icon
    Saturday
    Mostly Sunny
    77°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Saturday 5/11
    Day
    77°
    Mostly Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 75 to 80. Lows 45 to 50.
    Night Details
    Mostly clear. Highs 75 to 80. Lows 45 to 50.
  • Forecast day icon
    Sunday
    Mostly Sunny
    77°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Sunday 5/12
    Day
    77°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 75 to 80. Lows 45 to 50.
    Night Details
    Mostly clear. Highs 75 to 80. Lows 45 to 50.
  • Forecast day icon
    Monday
    Mostly Sunny
    70°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Monday 5/13
    Day
    70°
    Mostly Sunny
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 75 to 80. Lows 45 to 50.
    Night Details
    Partly cloudy. Lows 45 to 50. Highs around 75.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    Mostly Clear
    44°
    Tuesday 5/14
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy. Lows 45 to 50. Highs around 75.
    Night Details
    Mostly clear. Low temperature around 44F. Dew point will be around 33F with an average humidity of 48%. Winds will be 10 mph from the W.
  • Forecast day icon
    Wednesday
    Sunny
    70°
    Forecast night icon
    Night
    Clear
    45°
    Wednesday 5/15
    Day
    70°
    Sunny
    Forecast day icon
    Night
    45°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 70F. Dew point will be around 31F with an average humidity of 35%. Winds will be 9 mph from the W.
    Night Details
    Clear. Low temperature around 45F. Dew point will be around 35F with an average humidity of 50%. Winds will be 9 mph from the W.
  • Forecast day icon
    Thursday
    Mostly Sunny
    73°
    Forecast night icon
    Night
    Mostly Clear
    45°
    Thursday 5/16
    Day
    73°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 73F. Dew point will be around 35F with an average humidity of 37%. Winds will be 7 mph from the W.
    Night Details
    Mostly clear. Low temperature around 45F. Dew point will be around 36F with an average humidity of 51%. Winds will be 7 mph from the W.