Glassport Weather Forecast

    • 50
    • 75

    Mostly Sunny

    • 53
    • 76

    Partly Sunny

    • 52
    • 75

    Mostly Sunny

    • 54
    • 78

    Sunny

    • 59
    • 82

    Mostly Sunny

    • 64
    • 85

    Mostly Cloudy

Today 31 May Allegheny

Sunny. Near steady temperature in the lower 70s. Northwest Winds around 5 Mph.

Tonight 31 May Allegheny

Mainly clear. Lows around 50. North Winds around 5 Mph.

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Glassport Temperature Statistics

May Temperature

Pittsburgh - Allegheny County Airport (2.5 miles)

  • Lowest 2 May, 2026

    34 °F

  • Average May

    59.1 °F

  • Highest 18 May, 2026

    87.1 °F

Climate (2021–Present)

Pittsburgh - Allegheny County Airport (2.5 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.4 °F
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