Mount Lebanon Weather Forecast

    • 42
    • 65

    Mostly Sunny

    • 38
    • 63

    Mostly Sunny

    • 37
    • 65

    Sunny

    • 39
    • 66

    Mostly Sunny

    • 44
    • 68

    Partly Sunny

    • 43
    • 65

    Mostly Cloudy

Today 22 Oct Allegheny

Sunny. Highs in the mid 60s. Light and variable Winds, becoming north 5 to 10 Mph.

Tonight 22 Oct Allegheny

Clear. Lows in the lower 40s. North Winds around 5 Mph.

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  • Temperature Real-Time

Mount Lebanon Temperature Statistics

October Temperature

Pittsburgh - Allegheny County Airport (6.2 miles)

  • Lowest 18 October, 2026

    30.9 °F

  • Average October

    58.4 °F

  • Highest 13 October, 2026

    82 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (6.2 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.2 °F
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