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
    62°
    Forecast night icon
    Night
    Clearing
    40°
    Tuesday 5/21
    Day
    62°
    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
    54°
    Forecast night icon
    Night
    60% Chance of Storms
    40°
    Thursday 5/23
    Day
    54°
    80% Chance of Storms
    Forecast day icon
    Night
    40°
    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
    64°
    Forecast night icon
    Night
    Mostly Cloudy
    44°
    Friday 5/24
    Day
    64°
    40% Chance of Storms
    Forecast day icon
    Night
    44°
    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
    67°
    Forecast night icon
    Night
    40% Chance of Storms
    45°
    Saturday 5/25
    Day
    67°
    30% Chance of Storms
    Forecast day icon
    Night
    45°
    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
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    43°
    Sunday 5/26
    Day
    63°
    40% Chance Rain Showers
    Forecast day icon
    Night
    43°
    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
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 43F. Dew point will be around 39F with an average humidity of 65%. Winds will be 6 mph from the NW.
  • Forecast day icon
    Monday
    Partly Cloudy
    66°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Monday 5/27
    Day
    66°
    Partly Cloudy
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 66F. Dew point will be around 44F with an average humidity of 60%. Winds will be 8 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 46F. Dew point will be around 42F with an average humidity of 64%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Tuesday
    Sunny
    71°
    Forecast night icon
    Night
    Clear
    49°
    Tuesday 5/28
    Day
    71°
    Sunny
    Forecast day icon
    Night
    49°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 71F. Dew point will be around 45F with an average humidity of 56%. Winds will be 4 mph from the NW.
    Night Details
    Clear. Low temperature around 49F. Dew point will be around 44F with an average humidity of 61%. Winds will be 2 mph from the N.
  • Forecast day icon
    Wednesday
    Sunny
    77°
    Forecast night icon
    Night
    Clear
    53°
    Wednesday 5/29
    Day
    77°
    Sunny
    Forecast day icon
    Night
    53°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 77F. Dew point will be around 48F with an average humidity of 53%. Winds will be 2 mph from the SW.
    Night Details
    Clear. Low temperature around 53F. Dew point will be around 46F with an average humidity of 57%. Winds will be 3 mph from the SE.