Weston Weather Forecast

    • 13
    • 25

    Becoming Sunny

    • 28
    • 37

    Partly Sunny

    • 32
    • 38

    Rain Likely

    • 11
    • 47

    Slight Chance Rain/Snow

    • 23
    • 30

    Mostly Cloudy

    • 25
    • 45

    Mostly Cloudy

Today 15 Dec McLean

Mostly sunny. Patchy blowing snow. Not as cool. Near steady temperature in the lower 20s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 15 Dec McLean

Mostly clear. Not as cool with Lows around 14. South Winds 5 to 10 Mph.

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Weston Temperature Statistics

December Temperature

Pontiac Municipal Airport (11.8 miles)

  • Lowest 13 December, 2025

    -6.9 °F

  • Average December

    22.3 °F

  • Highest 10 December, 2025

    39.6 °F

Climate (2020–Present)

Pontiac Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    62 °F
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