Parnassus Weather Forecast

    • 56
    • 83

    Increasing Clouds

    • 63
    • 86

    Partly Sunny

    • 65
    • 86

    Rain Showers Likely

    • 63
    • 81

    Rain Showers Likely

    • 64
    • 84

    Chance Thunderstorms

    • 66
    • 87

    Slight Chance Thunderstorms

Today 30 Jul Westmoreland

Patchy fog in the morning. Mostly sunny. Highs in the lower 80s. Northwest Winds 5 to 10 Mph.

Tonight 30 Jul Westmoreland

Mainly clear. Areas of fog after midnight. Lows in the mid 50s. Northwest Winds 5 to 10 Mph in the Evening, becoming light and variable.

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  • Temperature Real-Time

Parnassus Temperature Statistics

July Temperature

Pittsburgh - Allegheny County Airport (16.2 miles)

  • Lowest 23 July, 2026

    53.1 °F

  • Average July

    75.1 °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 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
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