Helena, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Partly Cloudy
    80°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Monday 9/25
    Day
    80°
    Partly Cloudy
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny early in the morning then becoming partly cloudy. Highs around 80. Southeast winds up to 10 mph increasing to 10 to 15 mph in the afternoon.
    Night Details
    Mostly clear. Lows 45 to 50. Southeast winds 5 to 15 mph.
  • Forecast day icon
    Tuesday
    Sunny
    79°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Tuesday 9/26
    Day
    79°
    Sunny
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 80. Southeast winds 5 to 10 mph shifting to the southwest 10 to 15 mph in the afternoon.
    Night Details
    Partly cloudy. Lows 40 to 45. Northwest winds 10 to 15 mph shifting to the west after midnight.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    69°
    Forecast night icon
    Night
    Partly Cloudy
    39°
    Wednesday 9/27
    Day
    69°
    Partly Cloudy
    Forecast day icon
    Night
    39°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cooler. Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs around 70. Southwest winds up to 5 mph increasing to 5 to 15 mph in the afternoon.
    Night Details
    Partly cloudy. Lows 35 to 40. West winds 10 to 20 mph shifting to the southwest 5 to 10 mph after midnight.
  • Forecast day icon
    Thursday
    Partly Cloudy
    64°
    Forecast night icon
    Night
    30% Chance Rain Showers
    42°
    Thursday 9/28
    Day
    64°
    Partly Cloudy
    Forecast day icon
    Night
    42°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs 60 to 65.
    Night Details
    Mostly cloudy with a 30 percent chance of rain showers. Lows 35 to 40. Highs 60 to 65.
  • Forecast day icon
    Friday
    30% Chance Rain Showers
    62°
    Forecast night icon
    Night
    60% Chance Rain Showers
    44°
    Friday 9/29
    Day
    62°
    30% Chance Rain Showers
    Forecast day icon
    Night
    44°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 30 percent chance of rain showers. Lows 35 to 40. Highs 60 to 65.
    Night Details
    Rain showers likely. Lows around 40. Chance of showers 60 percent.
  • Forecast day icon
    Saturday
    70% Chance Rain Showers
    48°
    Forecast night icon
    Night
    60% Chance Rain Showers
    40°
    Saturday 9/30
    Day
    48°
    70% Chance Rain Showers
    Forecast day icon
    Night
    40°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Rain showers likely. Highs 50 to 55. Chance of showers 70 percent.
    Night Details
    Rain showers likely. Lows around 40. Chance of showers 60 percent.
  • Forecast day icon
    Sunday
    50% Chance Rain Showers
    47°
    Forecast night icon
    Night
    50% Chance Rain Showers
    41°
    Sunday 10/1
    Day
    47°
    50% Chance Rain Showers
    Forecast day icon
    Night
    41°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of rain showers. Highs around 55. Lows around 40.
    Night Details
    Mostly cloudy with a 50 percent chance of rain showers. Highs around 55. Lows around 40.
  • Forecast day icon
    Monday
    40% Chance Rain Showers
    57°
    Forecast night icon
    Night
    Mostly Cloudy
    41°
    Monday 10/2
    Day
    57°
    40% Chance Rain Showers
    Forecast day icon
    Night
    41°
    Mostly Cloudy
    Forecast night icon
    Day Details
    Mostly cloudy with a 40 percent chance of rain showers. Highs around 60.
    Night Details
    Mostly cloudy. Low temperature around 41F. Dew point will be around 40F with an average humidity of 81%. Winds will be 9 mph from the SW.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    59°
    Forecast night icon
    Night
    Clear
    40°
    Tuesday 10/3
    Day
    59°
    Partly Cloudy
    Forecast day icon
    Night
    40°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 59F. Dew point will be around 42F with an average humidity of 68%. Winds will be 9 mph from the W.
    Night Details
    Clear. Low temperature around 40F. Dew point will be around 41F with an average humidity of 77%. Winds will be 7 mph from the W.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    59°
    Forecast night icon
    Night
    Clear
    39°
    Wednesday 10/4
    Day
    59°
    30% Chance of Rain
    Forecast day icon
    Night
    39°
    Clear
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 59F. Dew point will be around 42F with an average humidity of 67%. Winds will be 6 mph from the NW.
    Night Details
    Clear. Low temperature around 39F. Dew point will be around 40F with an average humidity of 77%. Winds will be 4 mph from the W.