Port William Weather Forecast

    • 68
    • 85

    Rain Showers

    • 60
    • 80

    Chance Rain Showers

    • 64
    • 83

    Mostly Sunny

    • 71
    • 89

    Mostly Sunny

    • 73
    • 91

    Chance Thunderstorms

    • 72
    • 90

    Chance Thunderstorms

Today 20 Jul Clinton

Mostly cloudy with Showers with Thunderstorms likely. Some Thunderstorms may produce heavy rainfall. Highs in the mid 80s. West Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 20 Jul Clinton

Mostly cloudy. Showers with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible in the evening. Muggy. Lows in the upper 60s. West Winds around 5 Mph, becoming north around 5 Mph after midnight. Chance of rain 80 percent.

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Port William Temperature Statistics

July Temperature

Wilmington, Airborne Airpark Airport (8.1 miles)

  • Lowest 2 July, 2025

    65.6 °F

  • Average July

    77.8 °F

  • Highest 6 July, 2025

    90.6 °F

Climate (2020–Present)

Wilmington, Airborne Airpark Airport (8.1 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    64.6 °F
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