Hallam Weather Forecast

    • 57
    • 78

    Mostly Sunny

    • 64
    • 84

    Partly Sunny

    • 67
    • 87

    Partly Sunny

    • 62
    • 84

    Partly Sunny

    • 66
    • 81

    Slight Chance Rain Showers

    • 63
    • 83

    Chance Rain Showers

Today 15 Sep York

Sunny. Highs in the upper 70s. East Winds around 5 Mph, becoming southeast around 5 Mph in the afternoon.

Tonight 15 Sep York

Mostly clear. Much cooler with Lows in the upper 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hallam Temperature Statistics

September Temperature

Harrisburg, Harrisburg International Airport (15.5 miles)

  • Lowest 8 September, 2026

    57.7 °F

  • Average September

    75 °F

  • Highest 1 September, 2026

    92.6 °F

Climate (2021–2026)

Harrisburg, Harrisburg International Airport (15.5 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    55.9 °F

  • Average High 2021–2026

    65.1 °F
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