Evanston Weather Forecast

    • 19
    • 24

    Partly Sunny

    • 32
    • 37

    Mostly Cloudy

    • 35
    • 39

    Rain

    • 14
    • 46

    Chance Rain/Snow

    • 25
    • 31

    Mostly Cloudy

    • 27
    • 42

    Mostly Cloudy

Today 15 Dec Northern Cook

Mostly cloudy. Blustery. Highs in the lower 20s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 13 below in the morning.

Tonight 15 Dec Northern Cook

Partly cloudy. Lows around 16. Southwest Winds 5 to 10 Mph.

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Evanston Temperature Statistics

December Temperature

Chicago, Chicago-O'Hare International Airport (11.2 miles)

  • Lowest 13 December, 2025

    1.9 °F

  • Average December

    23.1 °F

  • Highest 10 December, 2025

    39.9 °F

Climate (2020–Present)

Chicago, Chicago-O'Hare International Airport (11.2 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61.6 °F
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