Trinity Vicinity Weather Forecast

    • 65
    • 82

    Rain Showers

    • 67
    • 80

    Chance Rain Showers

    • 68
    • 80

    Rain Showers Likely

    • 65
    • 83

    Chance Thunderstorms

    • 63
    • 81

    Mostly Sunny

    • 64
    • 81

    Partly Sunny

Today 20 Aug New Castle

Mostly sunny with a slight chance of Showers and Thunderstorms this Morning, then mostly cloudy with Showers and Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds and heavy rainfall this afternoon. Highs in the lower 80s. Northeast Winds around 5 Mph, becoming southeast this afternoon. Chance of rain 90 percent.

Tonight 20 Aug New Castle

Mostly cloudy. Showers and Thunderstorms in the Evening, then a slight chance of Showers after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall in the evening. Humid with Lows in the mid 60s. North Winds 5 to 10 Mph. Chance of rain 90 percent.

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Trinity Vicinity Temperature Statistics

August Temperature

Wilmington, New Castle County Airport (5.6 miles)

  • Lowest 4 August, 2026

    66.7 °F

  • Average August

    80.2 °F

  • Highest 7 August, 2026

    93.7 °F

Climate (2021–2026)

Wilmington, New Castle County Airport (5.6 miles)

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    66.7 °F
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