Hallam Weather Forecast

    • 25
    • 41

    Decreasing Clouds

    • 24
    • 42

    Mostly Cloudy

    • 16
    • 31

    Partly Sunny

    • 28
    • 36

    Mostly Cloudy

    • 32
    • 45

    Chance Rain Showers

    • 27
    • 42

    Slight Chance Rain/Snow

Today 6 Dec York

Mostly cloudy. Not as cool with Highs in the lower 40s. Southwest Winds around 5 Mph.

Tonight 6 Dec York

Cloudy. Near steady temperature in the mid 20s. Light and variable Winds.

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  • Temperature Real-Time

Hallam Temperature Statistics

December Temperature

Harrisburg, Harrisburg International Airport (15.5 miles)

  • Lowest 1 December, 2025

    27 °F

  • Average December

    34 °F

  • Highest 1 December, 2025

    42.1 °F

Climate (2020–Present)

Harrisburg, Harrisburg International Airport (15.5 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.2 °F
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