Winnetka Rainfall Forecast

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Winnetka Rainfall Statistics

September Rainfall

Chicago / Wheeling, Pal-Waukee Airport (8.7 miles)

  • Total Rainfall September

    1.4in

  • Daily Average September

    0.1in

  • Wettest Day 13 September, 2025

    1.3in

  • Wet Days September

    2/15 (13%)

Climate (2010–Present)

Chicago / Wheeling, Pal-Waukee Airport (8.7 miles)

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  • Annual Average 2020–2024

    31.1in

  • Monthly Average 2020–2025

    2.5in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 11 September, 2022

    2in
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