McLean Weather Forecast

    • 54
    • 75

    Increasing Clouds

    • 55
    • 79

    Breezy

    • 32
    • 66

    Chance Rain

    • 31
    • 47

    Mostly Sunny

    • 48
    • 64

    Mostly Sunny

    • 48
    • 73

    Mostly Cloudy

Today 13 Mar McLean

Sunny. Highs in the mid 70s. East Winds 5 to 10 Mph.

Tonight 13 Mar McLean

Mostly clear in the Evening, then becoming partly cloudy. Not as cool with Lows in the lower 50s. Southeast Winds 5 to 10 Mph.

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McLean Temperature Statistics

March Temperature

Logan County Airport (13.7 miles)

  • Lowest 2 March, 2025

    13.3 °F

  • Average March

    41.2 °F

  • Highest 10 March, 2025

    72.5 °F

Climate (2020–Present)

Logan County Airport (13.7 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    65.2 °F
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