Prospect Heights Weather Forecast

    • 1
    • 5

    Blustery

    • 15
    • 21

    Partly Sunny

    • 12
    • 29

    Chance Snow

    • -6
    • 19

    Mostly Cloudy

    • -10
    • 1

    Chance Snow

    • -5
    • 5

    Chance Snow

    • 2
    • 12

    Chance Snow

Today 19 Jan Northern Cook

Partly cloudy. Patchy blowing and Drifting snow. Blustery. Highs around 5 above. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 19 below.

Tonight 19 Jan Northern Cook

Mostly cloudy in the Evening, then becoming partly cloudy. Isolated Flurries until late. Lows around 0. West Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening. Wind chill Values as low as 15 below.

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Prospect Heights Temperature Statistics

January Temperature

Chicago / Wheeling, Pal-Waukee Airport (2.5 miles)

  • Lowest 1 January, 2026

    10.9 °F

  • Average January

    30.7 °F

  • Highest 8 January, 2026

    60.1 °F

Climate (2021–Present)

Chicago / Wheeling, Pal-Waukee Airport (2.5 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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