Colwyn Weather Forecast

    • 59
    • 79

    Becoming Sunny

    • 60
    • 79

    Mostly Sunny

    • 65
    • 82

    Chance Rain Showers

    • 70
    • 92

    Chance Thunderstorms

    • 64
    • 83

    Chance Rain Showers

    • 63
    • 84

    Mostly Sunny

Today 15 Jun Delaware

Sunny. Not as warm with Highs in the upper 70s. Northwest Winds 10 to 15 Mph.

Tonight 15 Jun Delaware

Mostly clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.

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Colwyn Temperature Statistics

June Temperature

Philadelphia, Philadelphia International Airport (2.5 miles)

  • Lowest 2 June, 2026

    53.7 °F

  • Average June

    77.2 °F

  • Highest 12 June, 2026

    98.7 °F

Climate (2021–Present)

Philadelphia, Philadelphia International Airport (2.5 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    67.1 °F
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