Winnetka Weather Forecast

    • 57
    • 62

    Slight Chance Rain Showers

    • 48
    • 59

    Rain

    • 41
    • 55

    Chance Rain

    • 44
    • 58

    Sunny

    • 50
    • 63

    Partly Sunny

    • 51
    • 65

    Mostly Cloudy

Today 14 Oct Northern Cook

Mostly cloudy. A slight chance of Showers until late afternoon. Highs in the mid 60s. Northeast Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 14 Oct Northern Cook

Mostly cloudy. A chance of Showers late. Near steady temperature in the upper 50s. Northeast Winds 10 to 15 Mph, becoming east 5 to 10 Mph after midnight. Chance of precipitation 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Winnetka Temperature Statistics

October Temperature

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

  • Lowest 3 October, 2026

    45.6 °F

  • Average October

    62 °F

  • Highest 10 October, 2026

    79 °F

Climate (2021–2026)

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

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.5 °F
Get WillyWeather+ to remove ads