Roundup, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    Partly Cloudy
    62°
    Forecast night icon
    Night
    50% Chance of Storms
    48°
    Sunday 5/5
    Day
    62°
    Partly Cloudy
    Forecast day icon
    Night
    48°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. High temperature around 62F. Dew point will be around 31F with an average humidity of 45%. Winds will be 6 mph from the NE.
    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 mid 40s. West winds 5 to 15 mph. Chance of precipitation 50 percent.
  • Forecast day icon
    Monday
    70% Chance of Rain
    53°
    Forecast night icon
    Night
    30% Chance of Rain
    41°
    Monday 5/6
    Day
    53°
    70% Chance of Rain
    Forecast day icon
    Night
    41°
    30% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Rain likely. Highs in the upper 50s. West winds 15 to 25 mph. Gusts up to 40 mph in the afternoon. Chance of precipitation 70 percent.
    Night Details
    Mostly cloudy. Chance of rain in the evening then slight chance of rain overnight. Lows around 40. West winds 15 to 25 mph. Gusts up to 45 mph in the evening. Chance of precipitation 30 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Snow
    49°
    Forecast night icon
    Night
    80% Chance of Rain
    39°
    Tuesday 5/7
    Day
    49°
    40% Chance of Snow
    Forecast day icon
    Night
    39°
    80% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Windy. Slight chance of snow early in the morning. Slight chance of rain in the morning then chance of rain in the afternoon. Highs in the mid 50s. West winds 20 to 35 mph with gusts to around 45 mph. Chance of precipitation 40 percent.
    Night Details
    Rain likely in the evening then rain overnight. Windy. Lows in the upper 30s. West winds 15 to 30 mph. Gusts up to 45 mph in the evening. Chance of precipitation 80 percent.
  • Forecast day icon
    Wednesday
    80% Chance of Rain
    45°
    Forecast night icon
    Night
    80% Chance of Rain
    40°
    Wednesday 5/8
    Day
    45°
    80% Chance of Rain
    Forecast day icon
    Night
    40°
    80% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Rain windy. Highs in the upper 40s. Chance of precipitation 80 percent.
    Night Details
    Rain in the evening then rain likely overnight. Lows in the upper 30s. Chance of precipitation 80 percent.
  • Forecast day icon
    Thursday
    50% Chance of Rain
    57°
    Forecast night icon
    Night
    Partly Cloudy
    37°
    Thursday 5/9
    Day
    57°
    50% Chance of Rain
    Forecast day icon
    Night
    37°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of rain. Warmer. Highs around 60.
    Night Details
    Partly cloudy. A 20 percent chance of rain in the evening. Lows in the upper 30s.
  • Forecast day icon
    Friday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Mostly Clear
    39°
    Friday 5/10
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    39°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 60s.
    Night Details
    Mostly clear. Lows in the lower 40s.
  • Forecast day icon
    Saturday
    Sunny
    73°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Saturday 5/11
    Day
    73°
    Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. Highs in the mid 70s.
    Night Details
    Mostly clear. Lows in the mid 40s.
  • Forecast day icon
    Sunday
    Sunny
    72°
    Forecast night icon
    Night
    Clear
    49°
    Sunday 5/12
    Day
    72°
    Sunny
    Forecast day icon
    Night
    49°
    Clear
    Forecast night icon
    Day Details
    Sunny. Highs in the mid 70s.
    Night Details
    Clear. Low temperature around 49F. Dew point will be around 35F with an average humidity of 44%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Monday
    Mostly Sunny
    73°
    Forecast night icon
    Night
    40% Chance of Rain
    49°
    Monday 5/13
    Day
    73°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 73F. Dew point will be around 32F with an average humidity of 30%. Winds will be 5 mph from the SW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 49F. Dew point will be around 38F with an average humidity of 49%. Winds will be 4 mph from the W.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    69°
    Forecast night icon
    Night
    40% Chance of Rain
    47°
    Tuesday 5/14
    Day
    69°
    30% Chance of Rain
    Forecast day icon
    Night
    47°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 69F. Dew point will be around 35F with an average humidity of 37%. Winds will be 5 mph from the N.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 47F. Dew point will be around 39F with an average humidity of 57%. Winds will be 4 mph from the N.