Rosslyn Farms Weather Forecast

    • 56
    • 82

    Mostly Sunny

    • 59
    • 85

    Mostly Sunny

    • 58
    • 85

    Mostly Sunny

    • 63
    • 85

    Partly Sunny

    • 63
    • 86

    Partly Sunny

    • 63
    • 84

    Partly Sunny

    • 62
    • 83

    Chance Rain Showers

Today 17 Sep Allegheny

Mostly sunny. Near steady temperature in the upper 70s. Northeast Winds around 5 Mph.

Tonight 17 Sep Allegheny

Mainly clear. Patchy fog after midnight. Lows in the mid 50s. Northeast Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rosslyn Farms Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (9.9 miles)

  • Lowest 8 September, 2025

    45 °F

  • Average September

    65.3 °F

  • Highest 15 September, 2025

    82.9 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (9.9 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    63.3 °F
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