Mount Prospect Weather Forecast

    • 63
    • 82

    Mostly Sunny

    • 68
    • 83

    Partly Sunny

    • 67
    • 80

    Rain Showers

    • 59
    • 77

    Chance Thunderstorms

    • 59
    • 77

    Mostly Sunny

    • 61
    • 80

    Mostly Sunny

Today 18 Aug Cook

Partly cloudy until late afternoon then clearing. Hazy. Highs in the lower 80s inland. But only in the upper 70s near the lake. North Winds 10 to 15 Mph.

Tonight 18 Aug Cook

Clear. Lows in the lower 60s in the Suburbs. But in the upper 60s Downtown. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Prospect Temperature Statistics

August Temperature

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

  • Lowest 1 August, 2018

    62.1 °F
  • Average August

    77.1 °F
  • Highest 4 August, 2018

    98.1 °F

Climate (2010–Present)

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

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  • Average Low 2010–Present

    42.2 °F
  • Average 2010–Present

    50.8 °F
  • Average High 2010–Present

    58.8 °F
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