Pittsburgh Weather Forecast

    • 56
    • 72

    Decreasing Clouds

    • 58
    • 69

    Mostly Cloudy

    • 58
    • 68

    Mostly Cloudy

    • 57
    • 73

    Areas Fog

    • 60
    • 74

    Mostly Cloudy

    • 62
    • 75

    Chance Rain Showers

Today 26 Sep Allegheny

Partly sunny in the Morning, then becoming mostly sunny. Highs in the lower 70s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 26 Sep Allegheny

Partly cloudy. Lows in the mid 50s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pittsburgh Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (6.8 miles)

  • Lowest 15 September, 2026

    53.1 °F

  • Average September

    69.8 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (6.8 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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