Radnor Weather Forecast

    • 12
    • 18

    Increasing Clouds

    • 23
    • 36

    Chance Rain/Snow

    • 7
    • 28

    Partly Sunny

    • -1
    • 15

    Mostly Cloudy

    • 4
    • 9

    Chance Snow

    • 2
    • 14

    Slight Chance Snow

Today 20 Jan Delaware

Sunny, cold with Highs 15 to 20. West Winds 10 to 15 Mph. Wind chill Values as low as 12 below in the morning.

Tonight 20 Jan Delaware

Partly cloudy and cold. Near steady Temperatures around 5 above. West Winds around 10 Mph with Gusts up to 20 Mph. Wind chill Values as low as 11 below.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Radnor Temperature Statistics

January Temperature

Delaware Municipal Airport (6.8 miles)

  • Lowest 1 January, 2026

    6.8 °F

  • Average January

    32.4 °F

  • Highest 9 January, 2026

    62.6 °F

Climate (2021–Present)

Delaware Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    61.8 °F
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