Cornwells Heights Weather Forecast

    • 57
    • 95

    Rain Showers Likely

    • 52
    • 67

    Chance Rain Showers

    • 49
    • 66

    Rain Showers

    • 52
    • 61

    Rain Showers

    • 56
    • 69

    Chance Rain Showers

    • 59
    • 76

    Chance Rain Showers

Today 20 May Lower Bucks

Mostly sunny. Showers likely with a chance of Thunderstorms this afternoon. Hot with Highs in the lower 90s. West Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 20 May Lower Bucks

Mostly cloudy. Showers with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Much cooler with Lows in the mid 50s. North Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cornwells Heights Temperature Statistics

May Temperature

Philadelphia, Northeast Philadelphia Airport (3.1 miles)

  • Lowest 12 May, 2026

    43 °F

  • Average May

    61.7 °F

  • Highest 17 May, 2026

    89.1 °F

Climate (2021–Present)

Philadelphia, Northeast Philadelphia Airport (3.1 miles)

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    66.4 °F
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