Glassport Weather Forecast

    • 37
    • 54

    Mostly Cloudy

    • 42
    • 62

    Chance Rain

    • 46
    • 63

    Mostly Cloudy

    • 40
    • 76

    Rain Likely

    • 27
    • 49

    Partly Sunny

    • 32
    • 50

    Mostly Cloudy

Today 19 Mar Allegheny

Partly sunny with a 20 percent chance of rain. Highs in the lower 50s. Southwest Winds 5 to 10 Mph.

Tonight 19 Mar Allegheny

Mostly cloudy. Lows in the mid 30s. Northwest Winds around 5 Mph, becoming southeast after midnight.

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Glassport Temperature Statistics

March Temperature

Pittsburgh - Allegheny County Airport (2.5 miles)

  • Lowest 2 March, 2026

    19.9 °F

  • Average March

    49.5 °F

  • Highest 7 March, 2026

    78.1 °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

    63.3 °F
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