Allentown Weather Forecast

    • 30
    • 62

    Rain Showers Likely

    • 26
    • 39

    Slight Chance Snow

    • 22
    • 35

    Chance Snow

    • 27
    • 39

    Slight Chance Snow

    • 37
    • 46

    Mostly Cloudy

    • 43
    • 59

    Chance Rain

Today 6 Dec Lehigh

Cloudy. A chance of Showers this Morning, then Showers likely this afternoon. Breezy and not as cool with Highs around 60. South Winds 15 to 20 Mph. Gusts up to 30 Mph, increasing to 40 Mph this afternoon. Chance of rain 70 percent.

Tonight 6 Dec Lehigh

Mostly cloudy with a chance of rain Showers in the Evening, then mostly clear after midnight. Breezy with Lows around 30. West Winds 15 to 20 Mph. Gusts up to 40 Mph, decreasing to 30 Mph after midnight. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Allentown Temperature Statistics

December Temperature

Allentown Queen City Municipal Airport (2.5 miles)

  • Lowest 1 December, 2021

    32 °F
  • Average December

    42.7 °F
  • Highest 2 December, 2021

    55.4 °F

Climate (2010–Present)

Allentown Queen City Municipal Airport (2.5 miles)

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  • Average Low 2010–Present

    46 °F
  • Average 2010–Present

    54.4 °F
  • Average High 2010–Present

    63 °F
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