Prospect Heights Weather Forecast

    • 44
    • 68

    Rain Showers

    • 36
    • 54

    Rain Showers Likely

    • 49
    • 56

    Chance Rain Showers

    • 63
    • 76

    Rain Showers Likely

    • 59
    • 78

    Rain Showers Likely

    • 42
    • 72

    Rain Showers Likely

Today 9 Apr Northern Cook

Partly cloudy in the Morning, then becoming mostly cloudy. Isolated Showers early in the morning. A slight chance of Showers late. Highs in the upper 60s. West Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 9 Apr Northern Cook

A slight chance of Thunderstorms until early morning. Showers. Lows in the mid 40s. Northeast Winds 5 to 10 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prospect Heights Temperature Statistics

April Temperature

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

  • Lowest 6 April, 2026

    33.1 °F

  • Average April

    45.9 °F

  • Highest 2 April, 2026

    70.6 °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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