Parnassus Weather Forecast

    • 53
    • 78

    Mostly Sunny

    • 62
    • 83

    Partly Sunny

    • 63
    • 84

    Slight Chance Thunderstorms

    • 65
    • 85

    Chance Thunderstorms

    • 68
    • 87

    Rain Showers Likely

    • 63
    • 86

    Rain Showers Likely

    • 60
    • 81

    Chance Thunderstorms

Today 23 Jul Westmoreland

Sunny. Near steady temperature in the mid 70s. Northeast Winds around 5 Mph.

Tonight 23 Jul Westmoreland

Clear. Patchy fog after midnight. Lows in the lower 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Parnassus Temperature Statistics

July Temperature

Pittsburgh - Allegheny County Airport (16.2 miles)

  • Lowest 20 July, 2026

    59 °F

  • Average July

    76.6 °F

  • Highest 2 July, 2026

    93 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (16.2 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    63.4 °F
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