Roundup Airport Weather Forecast

    • 20
    • 48

    Partly Sunny

    • 22
    • 49

    Mostly Sunny

    • 27
    • 49

    Partly Sunny

    • 31
    • 46

    Mostly Cloudy

    • 11
    • 48

    Chance Rain/Snow

    • -1
    • 19

    Snow Likely

    • -3
    • 10

    Chance Snow

Today 28 Jan Musselshell

Sunny. Highs in the upper 40s. Southwest Winds 5 to 15 Mph.

Tonight 28 Jan Musselshell

Partly cloudy. Lows in the lower 20s. Southwest Winds 5 to 15 Mph.

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Roundup Airport Temperature Statistics

January Temperature

N BAR Ranch Airport (31.1 miles)

  • Lowest 19 January, 2025

    -9.4 °F

  • Average January

    20.8 °F

  • Highest 16 January, 2025

    55.4 °F

Climate (2020–Present)

N BAR Ranch Airport (31.1 miles)

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  • Average Low 2020–2025

    31.1 °F

  • Average 2020–2025

    43.5 °F

  • Average High 2020–2025

    54.9 °F
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