McLean Weather Forecast

    • 16
    • 30

    Chance Snow

    • 9
    • 37

    Windy

    • -11
    • 25

    Mostly Cloudy

    • -8
    • 1

    Slight Chance Snow

    • -4
    • 10

    Slight Chance Snow

    • 3
    • 21

    Partly Sunny

Today 20 Jan Pierce

Partly sunny this Morning, then cloudy with a chance of snow this afternoon. Little or no snow accumulation. Not as cool with Highs in the lower 30s. South Winds 10 to 15 Mph. Chance of snow 50 percent. Wind chill Values as low as 2 below this morning.

Tonight 20 Jan Pierce

Mostly cloudy with a chance of snow in the Evening, then partly cloudy after midnight. Little or no snow accumulation. Not as cool with Lows around 17. Northwest Winds 10 to 15 Mph. Chance of snow 40 percent.

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McLean Temperature Statistics

January Temperature

Wayne, Wayne Municipal Airport (26.7 miles)

  • Lowest 17 January, 2026

    3.2 °F

  • Average January

    30.4 °F

  • Highest 7 January, 2026

    63.1 °F

Climate (2021–Present)

Wayne, Wayne Municipal Airport (26.7 miles)

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  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    61.6 °F
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