New Cumberland Weather Forecast

    • 60
    • 85

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

    • 60
    • 79

    Partly Sunny

    • 61
    • 76

    Mostly Cloudy

    • 62
    • 82

    Partly Sunny

    • 64
    • 86

    Slight Chance Rain Showers

Today 18 Sep Cumberland

Sunny, warmer with Highs in the mid 80s. Northwest Winds around 5 Mph.

Tonight 18 Sep Cumberland

Mostly clear. Lows in the upper 50s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Cumberland Temperature Statistics

September Temperature

Harrisburg, Capital City Airport (1.9 miles)

  • Lowest 8 September, 2025

    46 °F

  • Average September

    68.3 °F

  • Highest 14 September, 2025

    86 °F

Climate (2020–Present)

Harrisburg, Capital City Airport (1.9 miles)

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  • Average Low 2020–2025

    48 °F

  • Average 2020–2025

    57.3 °F

  • Average High 2020–2025

    66.7 °F
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