Germantown Weather Forecast

    • 65
    • 75

    Slight Chance Rain Showers

    • 65
    • 78

    Chance Thunderstorms

    • 61
    • 75

    Slight Chance Rain Showers

    • 61
    • 81

    Mostly Sunny

    • 65
    • 82

    Partly Sunny

    • 65
    • 82

    Chance Rain Showers

Today 19 Aug Philadelphia

Partly sunny. Highs in the mid 70s. East Winds 5 to 10 Mph.

Tonight 19 Aug Philadelphia

Mostly cloudy. A slight chance of Showers after midnight. Lows in the mid 60s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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Germantown Temperature Statistics

August Temperature

Philadelphia - Wings Field Airport (8.7 miles)

  • Lowest 9 August, 2025

    51.4 °F

  • Average August

    74 °F

  • Highest 17 August, 2025

    91.6 °F

Climate (2020–Present)

Philadelphia - Wings Field Airport (8.7 miles)

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  • Average Low 2020–2025

    44.7 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    64.6 °F
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