Prospect Heights Weather Forecast

    • 63
    • 79

    Thunderstorms

    • 58
    • 75

    Rain Showers

    • 51
    • 70

    Slight Chance Thunderstorms

    • 56
    • 73

    Rain Showers

    • 38
    • 68

    Rain Showers Likely

    • 36
    • 53

    Partly Sunny

Today 14 Apr Northern Cook

Mostly cloudy. A slight chance of Showers and Thunderstorms early in the morning. A slight chance of Showers and Thunderstorms early in the Afternoon, then a chance of Showers and Thunderstorms late. Highs in the upper 70s. South Winds 10 to 15 Mph, becoming southwest in the afternoon. Gusts up to 25 Mph. Chance of precipitation 50 percent.

Tonight 14 Apr Northern Cook

A chance of Showers early in the evening. A chance of Thunderstorms. Showers likely in the late evening and overnight. Lows in the lower 60s. Southwest Winds 10 to 15 Mph. Chance of precipitation 60 percent.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Prospect Heights Temperature Statistics

April Temperature

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

  • Lowest 7 April, 2026

    28.7 °F
  • Average April

    46.5 °F
  • Highest 8 April, 2026

    71.7 °F

Climate (2021–Present)

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

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2021–2026

    44 °F
  • Average 2021–2026

    52.9 °F
  • Average High 2021–2026

    61.5 °F
Get WillyWeather+ to remove ads