Glassboro Weather Forecast

    • 57
    • 94

    Rain Showers

    • 51
    • 67

    Rain Showers

    • 49
    • 64

    Rain Showers

    • 53
    • 62

    Rain Showers

    • 56
    • 70

    Chance Rain Showers

    • 58
    • 76

    Chance Rain Showers

Today 20 May Gloucester

Sunny. Showers likely with a chance of Thunderstorms this afternoon. Hot with Highs in the mid 90s. West Winds 10 to 15 Mph. Chance of rain 60 percent.

Tonight 20 May Gloucester

Mostly cloudy. Showers with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Cooler with Lows in the upper 50s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming north after midnight. Chance of rain 80 percent.

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Glassboro Temperature Statistics

May Temperature

Philadelphia, Philadelphia International Airport (13 miles)

  • Lowest 1 May, 2026

    47.6 °F

  • Average May

    63.5 °F

  • Highest 17 May, 2026

    89.1 °F

Climate (2021–Present)

Philadelphia, Philadelphia International Airport (13 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    67 °F
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