Parnassus Weather Forecast

    • 29
    • 53

    Becoming Sunny

    • 34
    • 61

    Sunny

    • 35
    • 67

    Mostly Sunny

    • 39
    • 68

    Mostly Sunny

    • 39
    • 69

    Mostly Sunny

    • 42
    • 69

    Mostly Sunny

Today 17 Oct Westmoreland

Partly cloudy. Highs in the lower 50s. North Winds 10 to 15 Mph.

Tonight 17 Oct Westmoreland

Clear. Widespread frost after midnight. Lows in the upper 20s. North Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Parnassus Temperature Statistics

October Temperature

Pittsburgh - Allegheny County Airport (16.2 miles)

  • Lowest 7 October, 2026

    41 °F

  • Average October

    60.5 °F

  • Highest 13 October, 2026

    82 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (16.2 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.2 °F
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