Prospect Heights Weather Forecast

    • 59
    • 65

    Rain Showers

    • 36
    • 60

    Chance Rain Showers

    • 48
    • 61

    Mostly Sunny

    • 43
    • 69

    Mostly Sunny

    • 39
    • 60

    Rain Showers

    • 30
    • 50

    Slight Chance Rain Showers

Today 6 Mar Northern Cook

Showers late in the morning. A slight chance of Thunderstorms. A chance of Showers late. Breezy. Highs in the mid 60s. South Winds 10 to 15 Mph. Gusts up to 30 Mph in the afternoon. Chance of precipitation 90 percent.

Tonight 6 Mar Northern Cook

Mostly cloudy. A chance of Showers in the evening. A chance of Thunderstorms. Showers after midnight. Breezy with Lows in the upper 50s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prospect Heights Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    22.6 °F

  • Average March

    32.7 °F

  • Highest 4 March, 2026

    43 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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