Parnassus Weather Forecast

    • 37
    • 70

    Mostly Sunny

    • 36
    • 69

    Sunny

    • 41
    • 65

    Mostly Sunny

    • 37
    • 64

    Sunny

    • 39
    • 67

    Mostly Sunny

    • 44
    • 70

    Partly Sunny

Today 20 Oct Westmoreland

Mostly sunny. Near steady temperature in the mid 60s. North Winds around 5 Mph.

Tonight 20 Oct Westmoreland

Clear. Patchy fog after midnight. Lows in the mid 30s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Parnassus Temperature Statistics

October Temperature

Pittsburgh - Allegheny County Airport (16.2 miles)

  • Lowest 18 October, 2026

    30.9 °F

  • Average October

    59 °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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