Port Barrington Weather Forecast

    • 27
    • 35

    Increasing Clouds

    • 31
    • 34

    Rain

    • 11
    • 44

    Rain

    • 21
    • 24

    Mostly Cloudy

    • 18
    • 40

    Mostly Cloudy

    • 20
    • 31

    Mostly Cloudy

Today 16 Dec McHenry

Partly cloudy. Highs in the mid 30s. South Winds 5 to 10 Mph, increasing to southwest 10 to 15 Mph with Gusts up to 25 Mph in the afternoon.

Tonight 16 Dec McHenry

Mostly cloudy. Near steady temperature in the lower 30s. West Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening.

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Port Barrington Temperature Statistics

December Temperature

Chicago / Wheeling, Pal-Waukee Airport (17.4 miles)

  • Lowest 14 December, 2025

    -2 °F

  • Average December

    21.6 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

Chicago / Wheeling, Pal-Waukee Airport (17.4 miles)

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    61.4 °F
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