Mount Prospect Weather Forecast

    • 63
    • 80

    Mostly Sunny

    • 65
    • 85

    Mostly Sunny

    • 70
    • 88

    Mostly Sunny

    • 67
    • 86

    Rain Showers Likely

    • 65
    • 81

    Chance Rain Showers

    • 67
    • 84

    Slight Chance Thunderstorms

    • 69
    • 87

    Mostly Sunny

Today 6 Jul Northern Cook

Sunny. Highs in the upper 70s. Northeast Winds around 10 Mph.

Tonight 6 Jul Northern Cook

Clear. Lows in the lower 60s. North Winds 5 to 10 Mph.

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Mount Prospect Temperature Statistics

July Temperature

Chicago / Wheeling, Pal-Waukee Airport (3.7 miles)

  • Lowest 4 July, 2026

    66.9 °F

  • Average July

    80.9 °F

  • Highest 1 July, 2026

    95.6 °F

Climate (2021–2026)

Chicago / Wheeling, Pal-Waukee Airport (3.7 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.5 °F
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