Delaware Canal - Summit Harbor Weather Forecast

    • 58
    • 73

    Mostly Sunny

    • 62
    • 82

    Chance Rain Showers

    • 50
    • 72

    Rain Showers

    • 41
    • 59

    Rain Showers Likely

    • 48
    • 63

    Partly Sunny

    • 47
    • 65

    Chance Rain Showers

Today 4 May New Castle

Sunny, warmer with Highs in the lower 70s. Southwest Winds 10 to 15 Mph.

Tonight 4 May New Castle

Mostly clear in the Evening, then becoming partly cloudy. Not as cool with Lows in the upper 50s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Delaware Canal - Summit Harbor Temperature Statistics

May Temperature

Wilmington, New Castle County Airport (10.6 miles)

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  • Average May

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Climate (2021–Present)

Wilmington, New Castle County Airport (10.6 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.6 °F
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