Bryn Athyn Weather Forecast

    • 50
    • 69

    Becoming Sunny

    • 54
    • 77

    Rain Showers

    • 45
    • 63

    Chance Rain Showers

    • 48
    • 69

    Chance Rain Showers

    • 44
    • 61

    Mostly Sunny

    • 44
    • 62

    Partly Sunny

Today 18 Oct Eastern Montgomery

Mostly sunny. Highs in the upper 60s. Light and variable Winds, becoming southwest around 5 Mph this afternoon.

Tonight 18 Oct Eastern Montgomery

Mostly clear. Lows in the upper 40s. South Winds around 5 Mph.

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Bryn Athyn Temperature Statistics

October Temperature

Philadelphia, Northeast Philadelphia Airport (4.3 miles)

  • Lowest 10 October, 2025

    39.9 °F

  • Average October

    61.3 °F

  • Highest 5 October, 2025

    82.9 °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

    57.7 °F

  • Average High 2020–2025

    66.7 °F
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