Philadelphia International Airport Weather Forecast

    • 72
    • 92

    Chance Thunderstorms

    • 72
    • 85

    Chance Thunderstorms

    • 73
    • 92

    Chance Thunderstorms

    • 68
    • 87

    Slight Chance Rain Showers

    • 65
    • 83

    Slight Chance Rain Showers

    • 63
    • 81

    Partly Sunny

Today 1 Sep Delaware

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Hot with Highs around 90. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 1 Sep Delaware

Mostly cloudy with a 30 percent chance of Showers. Near steady temperature in the lower 70s. South Winds around 5 Mph.

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Philadelphia International Airport Temperature Statistics

September Temperature

Philadelphia, Philadelphia International Airport (0.6 miles)

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Climate (2021–2026)

Philadelphia, Philadelphia International Airport (0.6 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    67.2 °F
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