Summit Airport Weather Forecast

    • 64
    • 79

    Becoming Sunny

    • 60
    • 84

    Slight Chance Rain Showers

    • 56
    • 69

    Chance Rain Showers

    • 45
    • 76

    Rain Showers Likely

    • 38
    • 55

    Mostly Sunny

    • 40
    • 58

    Mostly Sunny

Today 13 Oct New Castle

Sunny. Highs in the upper 70s. Southwest Winds 5 to 10 Mph.

Tonight 13 Oct New Castle

Mostly clear. Lows in the mid 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Summit Airport Temperature Statistics

October Temperature

Wilmington, New Castle County Airport (11.8 miles)

  • Lowest 7 October, 2026

    42.7 °F

  • Average October

    63.6 °F

  • Highest 2 October, 2026

    86.6 °F

Climate (2021–2026)

Wilmington, New Castle County Airport (11.8 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.7 °F
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