Prospect Heights Weather Forecast

    • 47
    • 56

    Chance Rain Showers

    • 61
    • 77

    Rain Showers

    • 65
    • 76

    Chance Thunderstorms

    • 61
    • 79

    Rain Showers Likely

    • 56
    • 75

    Rain Showers Likely

    • 55
    • 75

    Chance Rain Showers

    • 48
    • 78

    Chance Rain Showers

Today 11 Apr Northern Cook

Partly cloudy late in the Morning, then becoming mostly cloudy. Highs in the upper 50s Inland, but only in the lower 50s near the lake. Southeast Winds around 10 Mph.

Tonight 11 Apr Northern Cook

Cloudy. A chance of Sprinkles late in the Evening, then a chance of Showers late in the evening. A slight chance of Showers and Thunderstorms after midnight. Lows in the upper 40s. Temperature rising into the mid 50s after midnight. Southeast Winds 10 to 15 Mph. Gusts up to 25 Mph after midnight. Chance of precipitation 40 percent.

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Prospect Heights Temperature Statistics

April Temperature

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

  • Lowest 7 April, 2026

    28.7 °F

  • Average April

    47.2 °F

  • Highest 8 April, 2026

    71.7 °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

    52.9 °F

  • Average High 2021–2026

    61.5 °F
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