Allegheny West Weather Forecast

    • 26
    • 45

    Snow

    • 16
    • 30

    Chance Snow

    • 19
    • 29

    Partly Sunny

    • 23
    • 31

    Partly Sunny

    • 28
    • 42

    Partly Sunny

    • 38
    • 51

    Rain Likely

    • 26
    • 47

    Partly Sunny

Today 13 Dec Philadelphia

Cloudy. A slight chance of rain Showers this afternoon. Highs in the lower 40s. South Winds 5 to 10 Mph, becoming southwest with Gusts up to 20 Mph this afternoon. Chance of rain 20 percent.

Tonight 13 Dec Philadelphia

A chance of rain and snow this Evening, then snow after midnight. Snow may be heavy at Times after midnight. Snow accumulation of 3 to 5 Inches. Cold with Lows in the mid 20s. West Winds 5 to 10 Mph. Chance of precipitation near 100 percent.

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Allegheny West Temperature Statistics

December Temperature

Philadelphia, Philadelphia International Airport (9.3 miles)

  • Lowest 9 December, 2025

    18 °F

  • Average December

    35.2 °F

  • Highest 10 December, 2025

    46.9 °F

Climate (2020–Present)

Philadelphia, Philadelphia International Airport (9.3 miles)

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  • Average Low 2020–2025

    50.3 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    66.9 °F
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