Mountain Top Airport Weather Forecast

    • 59
    • 74

    Rain Showers Likely

    • 61
    • 70

    Rain Showers Likely

    • 59
    • 80

    Slight Chance Rain Showers

    • 57
    • 83

    Mostly Sunny

    • 55
    • 76

    Partly Sunny

    • 56
    • 75

    Partly Sunny

Today 16 Sep Delaware

Mostly cloudy. A chance of Showers this afternoon. Highs in the mid 70s. Northeast Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 16 Sep Delaware

Mostly cloudy with a chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Lows around 60. Northeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 60 percent.

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Mountain Top Airport Temperature Statistics

September Temperature

Wilmington, New Castle County Airport (12.4 miles)

  • Lowest 9 September, 2025

    53.1 °F

  • Average September

    70.2 °F

  • Highest 6 September, 2025

    91 °F

Climate (2020–Present)

Wilmington, New Castle County Airport (12.4 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    57.3 °F

  • Average High 2020–2025

    66.6 °F
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