Jefferson City, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    40°
    Friday 5/10
    Forecast night icon
    40°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Low temperature around 40F. Dew point will be around 38F with an average humidity of 41%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Saturday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Saturday 5/11
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Warmer. Partly cloudy in the morning then clearing. Highs 65 to 75. Northwest winds 5 to 15 mph.
    Night Details
    Mostly clear. Lows 40 to 45. Northwest winds 5 to 15 mph.
  • Forecast day icon
    Sunday
    Sunny
    74°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Sunday 5/12
    Day
    74°
    Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs 65 to 75. West winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows 45 to 50. Northwest winds 5 to 10 mph.
  • Forecast day icon
    Monday
    40% Chance of Storms
    71°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Monday 5/13
    Day
    71°
    40% Chance of Storms
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Breezy. Sunny in the morning then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 60 to 70. West winds 5 to 10 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation 40 percent.
    Night Details
    Partly cloudy with a 20 percent chance of thunderstorms. Lows 40 to 45.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    58°
    Forecast night icon
    Night
    Mostly Cloudy
    39°
    Tuesday 5/14
    Day
    58°
    70% Chance of Storms
    Forecast day icon
    Night
    39°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Rain showers likely and chance of thunderstorms. Highs 50 to 60. Chance of precipitation 70 percent.
    Night Details
    Mostly cloudy with a 20 percent chance of thunderstorms. Lows 35 to 40.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Wednesday 5/15
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 20 percent chance of rain. Highs 55 to 65.
    Night Details
    Partly cloudy with a 20 percent chance of thunderstorms. Lows 40 to 45.
  • Forecast day icon
    Thursday
    40% Chance of Storms
    68°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Thursday 5/16
    Day
    68°
    40% Chance of Storms
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 40 percent.
    Night Details
    Partly cloudy with a 20 percent chance of thunderstorms and snow showers. Lows 40 to 45.
  • Forecast day icon
    Friday
    30% Chance Snow Showers
    63°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Friday 5/17
    Day
    63°
    30% Chance Snow Showers
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy with chance of rain showers snow showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 30 percent.
    Night Details
    Partly cloudy. Low temperature around 44F. Dew point will be around 34F with an average humidity of 59%. Winds will be 8 mph from the NW.
  • Forecast day icon
    Saturday
    Sunny
    63°
    Forecast night icon
    Night
    Mostly Clear
    39°
    Saturday 5/18
    Day
    63°
    Sunny
    Forecast day icon
    Night
    39°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 63F. Dew point will be around 41F with an average humidity of 55%. Winds will be 7 mph from the NW.
    Night Details
    Mostly clear. Low temperature around 39F. Dew point will be around 37F with an average humidity of 69%. Winds will be 6 mph from the NW.
  • Forecast day icon
    Sunday
    Partly Cloudy
    60°
    Forecast night icon
    Night
    30% Chance of Rain
    40°
    Sunday 5/19
    Day
    60°
    Partly Cloudy
    Forecast day icon
    Night
    40°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 60F. Dew point will be around 40F with an average humidity of 62%. Winds will be 4 mph from the NW.
    Night Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 40F. Dew point will be around 37F with an average humidity of 68%. Winds will be 5 mph from the NW.
  • Forecast day icon
    Monday
    40% Chance of Rain
    61°
    Forecast night icon
    Night
    40% Chance of Rain
    40°
    Monday 5/20
    Day
    61°
    40% Chance of Rain
    Forecast day icon
    Night
    40°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 61F. Dew point will be around 40F with an average humidity of 60%. Winds will be 5 mph from the NW.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 40F. Dew point will be around 37F with an average humidity of 66%. Winds will be 5 mph from the W.