Roundup Weather Forecast

    • 31
    • 59

    Chance Rain Showers

    • 38
    • 57

    Mostly Cloudy

    • 32
    • 61

    Partly Sunny

    • 31
    • 58

    Chance Rain Showers

    • 22
    • 49

    Mostly Cloudy

    • 31
    • 51

    Mostly Cloudy

Today 4 Nov Musselshell

Cloudy with chance of rain Showers early in the Morning, then cloudy with slight chance of rain Showers late in the morning. Partly sunny in the afternoon. Highs in the upper 50s. West Winds 5 to 10 Mph. Chance of precipitation 40 percent.

Tonight 4 Nov Musselshell

Mostly cloudy. Lows in the lower 30s. Northeast Winds 5 to 10 Mph in the evening becoming light overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roundup Temperature Statistics

November Temperature

N BAR Ranch Airport (32.9 miles)

  • Lowest 1 November, 2025

    32 °F

  • Average November

    58.7 °F

  • Highest 1 November, 2025

    73.4 °F

Climate (2020–Present)

N BAR Ranch Airport (32.9 miles)

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  • Average Low 2020–2025

    31.5 °F

  • Average 2020–2025

    43.8 °F

  • Average High 2020–2025

    55.1 °F
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