Custer, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    39°
    Sunday 5/19
    Forecast night icon
    39°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Low temperature around 39F. Dew point will be around 36F with an average humidity of 69%. Winds will be 3 mph from the NW.
  • Forecast day icon
    Monday
    40% Chance of Storms
    60°
    Forecast night icon
    Night
    40% Chance of Storms
    43°
    Monday 5/20
    Day
    60°
    40% Chance of Storms
    Forecast day icon
    Night
    43°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Chance of rain early in the afternoon. Chance of rain showers and isolated thunderstorms late in the afternoon. Highs in the lower 60s. South winds 5 to 10 mph in the morning shifting to the northeast in the afternoon. Chance of precipitation 40 percent.
    Night Details
    Mostly cloudy. Chance of rain showers and isolated thunderstorms early in the evening then chance of rain in the late evening and overnight. Lows in the lower 40s. Northwest winds 5 to 10 mph. Chance of precipitation 40 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    61°
    Forecast night icon
    Night
    Clearing
    40°
    Tuesday 5/21
    Day
    61°
    40% Chance of Rain
    Forecast day icon
    Night
    40°
    Clearing
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a 40 percent chance of rain. Highs in the lower 60s. North winds 5 to 10 mph.
    Night Details
    Decreasing clouds. A 20 percent chance of rain in the evening. Lows in the lower 40s. Southwest winds 5 to 10 mph.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    68°
    Forecast night icon
    Night
    50% Chance of Storms
    47°
    Wednesday 5/22
    Day
    68°
    30% Chance of Rain
    Forecast day icon
    Night
    47°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Increasing clouds. A 30 percent chance of rain in the afternoon. Highs in the lower 70s. Southwest winds 5 to 10 mph.
    Night Details
    Mostly cloudy. Chance of rain showers and isolated thunderstorms in the evening then chance of rain overnight. Lows in the mid 40s. Chance of precipitation 50 percent.
  • Forecast day icon
    Thursday
    80% Chance of Storms
    58°
    Forecast night icon
    Night
    60% Chance of Storms
    41°
    Thursday 5/23
    Day
    58°
    80% Chance of Storms
    Forecast day icon
    Night
    41°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Chance of rain showers in the morning then rain showers and slight chance of thunderstorms in the afternoon. Cooler. Highs around 60. Chance of precipitation 80 percent.
    Night Details
    Rain showers likely and slight chance of thunderstorms in the evening then chance of rain showers overnight. Lows around 40. Chance of precipitation 60 percent.
  • Forecast day icon
    Friday
    40% Chance of Storms
    63°
    Forecast night icon
    Night
    Mostly Cloudy
    42°
    Friday 5/24
    Day
    63°
    40% Chance of Storms
    Forecast day icon
    Night
    42°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Chance of rain showers in the morning then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 40 percent.
    Night Details
    Mostly cloudy. Lows in the mid 40s.
  • Forecast day icon
    Saturday
    30% Chance of Storms
    73°
    Forecast night icon
    Night
    40% Chance of Storms
    47°
    Saturday 5/25
    Day
    73°
    30% Chance of Storms
    Forecast day icon
    Night
    47°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 30 percent.
    Night Details
    Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening then slight chance of rain showers overnight. Lows in the upper 40s. Chance of precipitation 40 percent.
  • Forecast day icon
    Sunday
    40% Chance Rain Showers
    65°
    Forecast night icon
    Night
    30% Chance of Rain
    45°
    Sunday 5/26
    Day
    65°
    40% Chance Rain Showers
    Forecast day icon
    Night
    45°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny. Slight chance of rain showers in the morning then chance of rain showers in the afternoon. Highs in the upper 60s. Chance of precipitation 40 percent.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 45F. Dew point will be around 40F with an average humidity of 64%. Winds will be 6 mph from the W.
  • Forecast day icon
    Monday
    30% Chance of Rain
    66°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Monday 5/27
    Day
    66°
    30% Chance of Rain
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 66F. Dew point will be around 43F with an average humidity of 57%. Winds will be 8 mph from the W.
    Night Details
    Partly cloudy. Low temperature around 47F. Dew point will be around 41F with an average humidity of 62%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Tuesday
    Sunny
    73°
    Forecast night icon
    Night
    Clear
    50°
    Tuesday 5/28
    Day
    73°
    Sunny
    Forecast day icon
    Night
    50°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 73F. Dew point will be around 44F with an average humidity of 52%. Winds will be 3 mph from the SW.
    Night Details
    Clear. Low temperature around 50F. Dew point will be around 41F with an average humidity of 52%. Winds will be 2 mph from the S.