Radnor Weather Forecast

    • 61
    • 83

    Slight Chance Thunderstorms

    • 62
    • 82

    Mostly Sunny

    • 70
    • 85

    Partly Sunny

    • 72
    • 88

    Mostly Cloudy

    • 72
    • 89

    Chance Rain Showers

    • 71
    • 88

    Chance Rain Showers

Today 28 Aug Delaware

Patchy fog this morning. Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the lower 80s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 28 Aug Delaware

Partly cloudy. Lows in the lower 60s. North Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Radnor Temperature Statistics

August Temperature

Philadelphia - Wings Field Airport (7.5 miles)

  • Lowest 24 August, 2026

    55.9 °F

  • Average August

    74.6 °F

  • Highest 6 August, 2026

    91.4 °F

Climate (2021–2026)

Philadelphia - Wings Field Airport (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    64.4 °F
Get WillyWeather+ to remove ads