Bryn Athyn Weather Forecast

    • 59
    • 84

    Sunny

    • 59
    • 79

    Mostly Sunny

    • 55
    • 76

    Mostly Sunny

    • 61
    • 79

    Mostly Cloudy

    • 54
    • 76

    Slight Chance Thunderstorms

    • 54
    • 75

    Partly Sunny

    • 57
    • 77

    Partly Sunny

Today 25 Aug Eastern Montgomery

Sunny. A chance of Showers this morning. Patchy fog this morning. Highs in the lower 80s. West Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 25 Aug Eastern Montgomery

Clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.

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Bryn Athyn Temperature Statistics

August Temperature

Philadelphia, Northeast Philadelphia Airport (4.3 miles)

  • Lowest 8 August, 2025

    58.6 °F

  • Average August

    74.6 °F

  • Highest 13 August, 2025

    93.7 °F

Climate (2020–Present)

Philadelphia, Northeast Philadelphia Airport (4.3 miles)

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  • Average Low 2020–2025

    48.5 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    66.6 °F
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