Winnetka Weather Forecast

    • 34
    • 55

    Increasing Clouds

    • 38
    • 61

    Partly Sunny

    • 45
    • 46

    Rain Likely

    • 36
    • 62

    Mostly Sunny

    • 32
    • 45

    Chance Rain/Snow

    • 26
    • 40

    Chance Snow

Today 15 Feb Northern Cook

Partly cloudy in the morning then clearing. Highs in the mid 50s. West Winds 5 to 10 Mph.

Tonight 15 Feb Northern Cook

Clear in the Evening, then becoming partly cloudy. Lows in the mid 30s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Winnetka Temperature Statistics

February Temperature

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

  • Lowest 1 February, 2026

    1.7 °F

  • Average February

    25.3 °F

  • Highest 13 February, 2026

    53.1 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.5 °F
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