Harmony Weather Forecast

    • 18
    • 33

    Increasing Clouds

    • 25
    • 38

    Snow

    • 15
    • 29

    Partly Sunny

    • 17
    • 28

    Mostly Cloudy

    • 21
    • 32

    Mostly Cloudy

    • 29
    • 40

    Mostly Cloudy

Today 12 Dec Warren

Sunny. Highs in the lower 30s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 12 Dec Warren

Mostly clear in the Evening, then becoming mostly cloudy. Cold with Lows around 17. West Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harmony Temperature Statistics

December Temperature

Allentown, Lehigh Valley International Airport (17.4 miles)

  • Lowest 9 December, 2025

    8.1 °F

  • Average December

    28.8 °F

  • Highest 1 December, 2025

    41 °F

Climate (2020–Present)

Allentown, Lehigh Valley International Airport (17.4 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    63.5 °F
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