Radnor Township Weather Forecast

    • 60
    • 80

    Mostly Sunny

    • 68
    • 85

    Chance Thunderstorms

    • 68
    • 85

    Chance Rain Showers

    • 70
    • 86

    Chance Rain Showers

    • 71
    • 87

    Chance Rain Showers

    • 66
    • 87

    Chance Rain Showers

Today 29 Aug Delaware

Sunny. Highs in the lower 80s. North Winds around 5 Mph.

Tonight 29 Aug Delaware

Mostly clear. Patchy fog after midnight. Lows in the lower 60s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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Radnor Township Temperature Statistics

August Temperature

Philadelphia - Wings Field Airport (8.7 miles)

  • Lowest 24 August, 2026

    55.9 °F

  • Average August

    74.4 °F

  • Highest 6 August, 2026

    91.4 °F

Climate (2021–2026)

Philadelphia - Wings Field Airport (8.7 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    64.4 °F
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