Sleepy Hollow Weather Forecast

    • 57
    • 78

    Slight Chance Thunderstorms

    • 53
    • 75

    Mostly Sunny

    • 57
    • 76

    Partly Sunny

    • 62
    • 78

    Slight Chance Thunderstorms

    • 62
    • 81

    Chance Thunderstorms

    • 61
    • 80

    Mostly Sunny

Today 22 Aug Kane

Mostly sunny. Highs in the upper 70s. Northwest Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon.

Tonight 22 Aug Kane

Clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.

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Sleepy Hollow Temperature Statistics

August Temperature

Chicago / West Chicago, Dupage Airport (13.7 miles)

  • Lowest 20 August, 2026

    59 °F

  • Average August

    73.7 °F

  • Highest 10 August, 2026

    87.7 °F

Climate (2021–2026)

Chicago / West Chicago, Dupage Airport (13.7 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    61.7 °F
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