South Boulder Airport Weather Forecast

    • 32
    • 56

    Mostly Sunny

    • 40
    • 54

    Mostly Cloudy

    • 38
    • 53

    Rain

    • 23
    • 46

    Chance Snow

    • 31
    • 41

    Chance Rain/Snow

    • 25
    • 49

    Chance Rain/Snow

Today 14 Dec Missouri Headwaters

Sunny. Highs in the mid 50s. Southwest Winds 5 to 15 Mph with Gusts to around 35 Mph.

Tonight 14 Dec Missouri Headwaters

Partly cloudy. Lows in the lower 30s. Southwest Winds 5 to 15 Mph with Gusts to around 30 Mph.

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South Boulder Airport Temperature Statistics

December Temperature

Butte, Bert Mooney Airport (28.6 miles)

  • Lowest 1 December, 2025

    3 °F

  • Average December

    33.7 °F

  • Highest 10 December, 2025

    51.1 °F

Climate (2020–Present)

Butte, Bert Mooney Airport (28.6 miles)

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  • Average Low 2020–2025

    28 °F

  • Average 2020–2025

    41.9 °F

  • Average High 2020–2025

    55.1 °F
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