Bromley Lake Weather Forecast

    • 46
    • 70

    Mostly Cloudy

    • 41
    • 62

    Rain Showers

    • 44
    • 68

    Partly Sunny

    • 53
    • 80

    Partly Sunny

    • 58
    • 87

    Mostly Sunny

    • 59
    • 87

    Breezy

    • 56
    • 82

    Slight Chance Thunderstorms

Today 21 May McHenry

Partly sunny with a 20 percent chance of Showers. Highs in the lower 70s. South Winds around 15 Mph with Gusts up to 30 Mph.

Tonight 21 May McHenry

Mostly cloudy. A chance of Showers and a slight chance of Thunderstorms in the evening. Lows in the upper 40s. Southeast Winds 10 to 15 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bromley Lake Temperature Statistics

May Temperature

Harvey Municipal Airport (25.5 miles)

  • Lowest 7 May, 2026

    23 °F

  • Average May

    50.2 °F

  • Highest 11 May, 2026

    80.6 °F

Climate (2021–Present)

Harvey Municipal Airport (25.5 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.2 °F

  • Average High 2021–2026

    51.9 °F
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