Radnor Weather Forecast

    • 66
    • 86

    Mostly Sunny

    • 62
    • 88

    Rain Showers Likely

    • 58
    • 76

    Partly Sunny

    • 59
    • 78

    Partly Sunny

    • 64
    • 80

    Chance Thunderstorms

    • 67
    • 88

    Rain Showers Likely

Today 13 Jun Delaware

Sunny, hot with Highs in the upper 80s. Northwest Winds 5 to 10 Mph.

Tonight 13 Jun Delaware

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Radnor Temperature Statistics

June Temperature

Philadelphia - Wings Field Airport (7.5 miles)

  • Lowest 2 June, 2026

    44.6 °F

  • Average June

    72.1 °F

  • Highest 11 June, 2026

    93.2 °F

Climate (2021–Present)

Philadelphia - Wings Field Airport (7.5 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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