Helena, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    40% Chance of Rain
    58°
    Forecast night icon
    Night
    80% Chance of Storms
    42°
    Sunday 5/5
    Day
    58°
    40% Chance of Rain
    Forecast day icon
    Night
    42°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 58F. Dew point will be around 33F with an average humidity of 53%. Winds will be 6 mph from the SE.
    Night Details
    Rain showers and chance of thunderstorms in the evening then rain showers likely and slight chance of thunderstorms after midnight. Lows 40 to 45. West winds 10 to 20 mph. Chance of precipitation 80 percent.
  • Forecast day icon
    Monday
    50% Chance of Rain
    54°
    Forecast night icon
    Night
    Windy
    36°
    Monday 5/6
    Day
    54°
    50% Chance of Rain
    Forecast day icon
    Night
    36°
    Windy
    Forecast night icon
    Hourly
    Day Details
    Very windy. Cooler cloudy. Chance of rain in the morning then slight chance of rain in the afternoon. Highs in the mid 50s. West winds 20 to 30 mph increasing to 25 to 40 mph in the afternoon. Gusts up to 55 mph. Chance of rain 50 percent.
    Night Details
    Windy. Mostly cloudy. Lows 35 to 40. West winds 20 to 30 mph with gusts to around 45 mph.
  • Forecast day icon
    Tuesday
    40% Chance Frozen Mix
    48°
    Forecast night icon
    Night
    70% Chance Frozen Mix
    38°
    Tuesday 5/7
    Day
    48°
    40% Chance Frozen Mix
    Forecast day icon
    Night
    38°
    70% Chance Frozen Mix
    Forecast night icon
    Hourly
    Day Details
    Very windy. Mostly cloudy. Slight chance of snow in the morning then chance of rain and snow in the afternoon. Highs 45 to 50. West winds 25 to 40 mph with gusts to around 55 mph. Chance of precipitation 40 percent.
    Night Details
    Windy. Rain and snow likely. Lows around 35. West winds 25 to 35 mph with gusts to around 50 mph. Chance of precipitation 70 percent.
  • Forecast day icon
    Wednesday
    Frozen Mix
    44°
    Forecast night icon
    Night
    70% Chance of Rain
    37°
    Wednesday 5/8
    Day
    44°
    Frozen Mix
    Forecast day icon
    Night
    37°
    70% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Breezy. Rain and snow. Highs around 45. Chance of precipitation 90 percent.
    Night Details
    Rain likely. Lows 35 to 40. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    60°
    Forecast night icon
    Night
    Mostly Clear
    38°
    Thursday 5/9
    Day
    60°
    40% Chance of Rain
    Forecast day icon
    Night
    38°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Mostly cloudy with a 40 percent chance of rain. Highs 55 to 60.
    Night Details
    Mostly clear. Lows around 35. Highs around 65.
  • Forecast day icon
    Friday
    Mostly Sunny
    70°
    Forecast night icon
    Night
    Clear
    40°
    Friday 5/10
    Day
    70°
    Mostly Sunny
    Forecast day icon
    Night
    40°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows around 35. Highs around 65.
    Night Details
    Clear. Lows around 40.
  • Forecast day icon
    Saturday
    Mostly Sunny
    75°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Saturday 5/11
    Day
    75°
    Mostly Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly clear. Highs around 75. Lows around 45.
    Night Details
    Mostly clear. Highs around 75. Lows around 45.
  • Forecast day icon
    Sunday
    Mostly Sunny
    77°
    Forecast night icon
    Night
    Clear
    50°
    Sunday 5/12
    Day
    77°
    Mostly Sunny
    Forecast day icon
    Night
    50°
    Clear
    Forecast night icon
    Day Details
    Mostly clear. Highs around 75. Lows around 45.
    Night Details
    Clear. Low temperature around 50F. Dew point will be around 39F with an average humidity of 51%. Winds will be 6 mph from the SW.
  • Forecast day icon
    Monday
    Sunny
    75°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Monday 5/13
    Day
    75°
    Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 75F. Dew point will be around 39F with an average humidity of 38%. Winds will be 6 mph from the W.
    Night Details
    Mostly clear. Low temperature around 48F. Dew point will be around 40F with an average humidity of 56%. Winds will be 6 mph from the W.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    70°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Tuesday 5/14
    Day
    70°
    Partly Cloudy
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 70F. Dew point will be around 39F with an average humidity of 43%. Winds will be 6 mph from the W.
    Night Details
    Partly cloudy. Low temperature around 45F. Dew point will be around 38F with an average humidity of 59%. Winds will be 7 mph from the W.