Cropsey Weather Forecast

    • 21
    • 44

    Becoming Sunny

    • 21
    • 32

    Mostly Sunny

    • 35
    • 43

    Mostly Cloudy

    • 33
    • 51

    Mostly Cloudy

    • 47
    • 53

    Cloudy

    • 39
    • 64

    Mostly Cloudy

Today 20 Dec McLean

Partly sunny. Not as cool with Highs in the mid 40s. Temperature falling into the upper 30s in the afternoon. South Winds 15 to 20 Mph, becoming west in the afternoon.

Tonight 20 Dec McLean

Mostly cloudy and brisk. Not as cool. Near steady temperature around 30. South Winds 15 to 25 Mph with Gusts up to 35 Mph.

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Cropsey Temperature Statistics

December Temperature

Pontiac Municipal Airport (22.4 miles)

  • Lowest 14 December, 2025

    -11 °F

  • Average December

    21.3 °F

  • Highest 17 December, 2025

    39.9 °F

Climate (2020–Present)

Pontiac Municipal Airport (22.4 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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