Prospect Heights Weather Forecast

    • 9
    • 38

    Wintry Mix Likely

    • 17
    • 23

    Partly Sunny

    • 21
    • 31

    Mostly Cloudy

    • 30
    • 39

    Partly Sunny

    • 34
    • 47

    Mostly Cloudy

    • 28
    • 42

    Chance Rain/Snow

Today 6 Feb Northern Cook

Cloudy. Snow with a slight chance of freezing drizzle early in the morning. Scattered snow Showers late. Little or no additional snow accumulation. Ice accumulation around a trace. Blustery with Highs in the upper 30s. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 80 percent.

Tonight 6 Feb Northern Cook

Partly cloudy in the Evening, then clearing. Lows around 9 above. North Winds 15 to 20 Mph with Gusts up to 25 Mph, Diminishing to around 10 Mph after midnight.

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Prospect Heights Temperature Statistics

February Temperature

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

  • Lowest 1 February, 2026

    1.9 °F

  • Average February

    20.5 °F

  • Highest 3 February, 2026

    28 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.4 °F
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