South Boulder Airport Weather Forecast

    • 51
    • 83

    Rain Showers Likely

    • 55
    • 88

    Partly Sunny

    • 56
    • 96

    Mostly Sunny

    • 55
    • 92

    Mostly Sunny

    • 51
    • 88

    Mostly Sunny

    • 51
    • 86

    Mostly Sunny

Today 17 Aug Missouri Headwaters

Partly cloudy early in the morning then becoming mostly cloudy. Slight chance of rain Showers early in the Morning, then chance of Thunderstorms in the afternoon. Highs 80 to 85. East Winds up to 5 Mph shifting to the west in the afternoon. Chance of precipitation 50 percent.

Tonight 17 Aug Missouri Headwaters

Mostly cloudy with a 50 percent chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows 50 to 55. Southwest Winds up to 10 Mph.

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South Boulder Airport Temperature Statistics

August Temperature

Butte, Bert Mooney Airport (28.6 miles)

  • Lowest 9 August, 2025

    39.7 °F

  • Average August

    62.9 °F

  • Highest 12 August, 2025

    87.7 °F

Climate (2020–Present)

Butte, Bert Mooney Airport (28.6 miles)

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  • Average Low 2020–2025

    27.7 °F

  • Average 2020–2025

    41.6 °F

  • Average High 2020–2025

    55 °F
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