Kapaun-Wilson Field Weather Forecast

    • 68
    • 89

    Thunderstorms Likely

    • 64
    • 78

    Rain Showers Likely

    • 64
    • 81

    Partly Sunny

    • 67
    • 84

    Slight Chance Thunderstorms

    • 69
    • 88

    Chance Thunderstorms

    • 68
    • 87

    Slight Chance Thunderstorms

Today 22 Jul Big Stone

Partly sunny. A chance of Showers with a slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Warmer with Highs around 90. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent. Heat index Values up to 103 in the afternoon.

Tonight 22 Jul Big Stone

Thunderstorms likely in the Evening, then mostly cloudy with a chance of Thunderstorms after midnight. Humid with Lows in the upper 60s. South Winds 10 to 15 Mph, becoming southeast around 5 Mph after midnight. Chance of rain 60 percent. Heat index Values up to 103 early in the evening.

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Kapaun-Wilson Field Temperature Statistics

July Temperature

Wheaton Municipal Airport (16.2 miles)

  • Lowest 17 July, 2025

    48.2 °F

  • Average July

    71.2 °F

  • Highest 4 July, 2025

    91.4 °F

Climate (2020–Present)

Wheaton Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    34.7 °F

  • Average 2020–2025

    44.6 °F

  • Average High 2020–2025

    54.4 °F
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