New Cumberland Weather Forecast

    • 72
    • 89

    Thunderstorms

    • 67
    • 86

    Rain Showers Likely

    • 59
    • 81

    Partly Sunny

    • 58
    • 79

    Mostly Sunny

    • 59
    • 80

    Partly Sunny

    • 62
    • 82

    Partly Sunny

Today 3 Sep Cumberland

Mostly sunny with a 20 percent chance of Showers. Hot with Highs in the upper 80s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 3 Sep Cumberland

Showers with a chance of Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Warm with Lows around 70. West Winds around 5 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Cumberland Temperature Statistics

September Temperature

Harrisburg, Capital City Airport (1.9 miles)

  • Lowest 1 September, 2026

    72 °F

  • Average September

    79.9 °F

  • Highest 1 September, 2026

    91.9 °F

Climate (2021–2026)

Harrisburg, Capital City Airport (1.9 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    66.2 °F
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