Fallon, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Wednesday
    Mostly Cloudy
    51°
    Forecast night icon
    Night
    Mostly Cloudy
    32°
    Wednesday 5/1
    Day
    51°
    Mostly Cloudy
    Forecast day icon
    Night
    32°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A 20 percent chance of rain showers in the afternoon. Highs in the mid 50s. Light and variable winds.
    Night Details
    Mostly cloudy with a slight chance of rain showers in the evening then mostly clear with a slight chance of rain and snow showers after midnight. Lows in the lower 30s. Light and variable winds. Chance of precipitation 20 percent.
  • Forecast day icon
    Thursday
    60% Chance of Storms
    52°
    Forecast night icon
    Night
    30% Chance Snow Showers
    34°
    Thursday 5/2
    Day
    52°
    60% Chance of Storms
    Forecast day icon
    Night
    34°
    30% Chance Snow Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning then rain showers likely and a slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Southwest winds around 10 mph shifting to the west 10 to 20 mph with gusts to around 30 mph in the afternoon. Chance of precipitation 60 percent.
    Night Details
    A chance of rain showers and a slight chance of thunderstorms in the evening then a slight chance of snow showers after midnight. Lows in the mid 30s. Northwest winds 10 to 20 mph shifting to the west around 10 mph after midnight. Chance of precipitation 30 percent.
  • Forecast day icon
    Friday
    30% Chance Snow Showers
    50°
    Forecast night icon
    Night
    Partly Cloudy
    30°
    Friday 5/3
    Day
    50°
    30% Chance Snow Showers
    Forecast day icon
    Night
    30°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    A chance of snow showers possibly mixed with rain showers in the morning then a chance of rain showers in the afternoon. Highs in the lower 50s. Northwest winds around 10 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation 30 percent.
    Night Details
    Partly cloudy. Lows around 30.
  • Forecast day icon
    Saturday
    Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Saturday 5/4
    Day
    67°
    Sunny
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny warmer. Highs in the upper 60s.
    Night Details
    Partly cloudy. Lows in the lower 40s. Highs in the lower 80s.
  • Forecast day icon
    Sunday
    Partly Cloudy
    82°
    Forecast night icon
    Night
    Chance of Rain
    56°
    Sunday 5/5
    Day
    82°
    Partly Cloudy
    Forecast day icon
    Night
    56°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Lows in the lower 40s. Highs in the lower 80s.
    Night Details
    A chance of light rain. Lows around 50.
  • Forecast day icon
    Monday
    Chance of Rain
    70°
    Forecast night icon
    Night
    Chance of Rain
    45°
    Monday 5/6
    Day
    70°
    Chance of Rain
    Forecast day icon
    Night
    45°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    A chance of light rain. Cooler. Highs in the lower 70s.
    Night Details
    A chance of light rain. Lows in the mid 40s.
  • Forecast day icon
    Tuesday
    Chance of Rain
    54°
    Forecast night icon
    Night
    40% Chance of Rain
    39°
    Tuesday 5/7
    Day
    54°
    Chance of Rain
    Forecast day icon
    Night
    39°
    40% Chance of Rain
    Forecast night icon
    Day Details
    A chance of light rain. Highs in the upper 60s.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 39F. Dew point will be around 36F with an average humidity of 70%. Winds will be 17 mph from the NW.
  • Forecast day icon
    Wednesday
    40% Chance of Rain
    53°
    Forecast night icon
    Night
    30% Chance of Rain
    38°
    Wednesday 5/8
    Day
    53°
    40% Chance of Rain
    Forecast day icon
    Night
    38°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 53F. Dew point will be around 36F with an average humidity of 64%. Winds will be 16 mph from the W.
    Night Details
    Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 38F. Dew point will be around 37F with an average humidity of 76%. Winds will be 9 mph from the NW.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    56°
    Forecast night icon
    Night
    30% Chance of Rain
    40°
    Thursday 5/9
    Day
    56°
    40% Chance of Rain
    Forecast day icon
    Night
    40°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 56F. Dew point will be around 37F with an average humidity of 62%. Winds will be 7 mph from the W.
    Night Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 40F. Dew point will be around 39F with an average humidity of 75%. Winds will be 2 mph from the NW.
  • Forecast day icon
    Friday
    40% Chance of Rain
    56°
    Forecast night icon
    Night
    40% Chance of Rain
    41°
    Friday 5/10
    Day
    56°
    40% Chance of Rain
    Forecast day icon
    Night
    41°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 56F. Dew point will be around 39F with an average humidity of 65%. Winds will be 2 mph from the NW.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 41F. Dew point will be around 40F with an average humidity of 74%. Winds will be 2 mph from the N.