Mount Prospect Weather Forecast

    • 48
    • 71

    Areas Fog

    • 45
    • 81

    Rain Showers

    • 36
    • 56

    Slight Chance Rain Showers

    • 34
    • 51

    Partly Sunny

    • 48
    • 58

    Partly Sunny

    • 49
    • 72

    Partly Sunny

    • 49
    • 68

    Mostly Sunny

Today 16 Apr Northern Cook

Mostly cloudy. Scattered Showers and a slight chance of Thunderstorms late in the morning. Highs in the upper 60s. West Winds 10 to 15 Mph, becoming north in the afternoon. Chance of precipitation 50 percent.

Tonight 16 Apr Northern Cook

Mostly cloudy. Areas of fog early in the Evening, then widespread fog in the late evening and overnight. Lows in the upper 40s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Prospect Temperature Statistics

April Temperature

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

  • Lowest 7 April, 2026

    28.7 °F

  • Average April

    50 °F

  • Highest 12 April, 2026

    81.6 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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