Tinicum National Wildlife Refuge Weather Forecast

    • 63
    • 75

    Rain Showers Likely

    • 64
    • 71

    Rain Showers Likely

    • 63
    • 80

    Slight Chance Rain Showers

    • 62
    • 86

    Mostly Sunny

    • 58
    • 76

    Partly Sunny

    • 59
    • 77

    Partly Sunny

Today 16 Sep Delaware

Mostly sunny with a slight chance of Showers in the Morning, then mostly cloudy with a chance of Showers in the 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

Showers likely. A chance of Thunderstorms after midnight. Lows in the lower 60s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

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Tinicum National Wildlife Refuge Temperature Statistics

September Temperature

Philadelphia, Philadelphia International Airport (2.5 miles)

  • Lowest 8 September, 2025

    57 °F

  • Average September

    71.5 °F

  • Highest 6 September, 2025

    90 °F

Climate (2020–Present)

Philadelphia, Philadelphia International Airport (2.5 miles)

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  • Average Low 2020–2025

    50.3 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    66.9 °F
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