Rosslyn Farms Weather Forecast

    • 70
    • 86

    Rain Showers

    • 60
    • 77

    Rain Showers

    • 62
    • 78

    Partly Sunny

    • 67
    • 81

    Chance Rain Showers

    • 65
    • 82

    Chance Rain Showers

    • 68
    • 82

    Slight Chance Thunderstorms

Today 9 Sep Allegheny

Partly sunny Early, then becoming partly cloudy. Unseasonably warm with Highs in the mid 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 9 Sep Allegheny

A chance of Thunderstorms. Showers, warm with Lows around 70. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rosslyn Farms Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (9.9 miles)

  • Lowest 6 September, 2026

    57.9 °F

  • Average September

    73.5 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (9.9 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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