Monongahela Weather Forecast

    • 33
    • 65

    Mostly Sunny

    • 38
    • 64

    Partly Sunny

    • 31
    • 62

    Sunny

    • 33
    • 65

    Sunny

    • 38
    • 67

    Mostly Sunny

    • 42
    • 68

    Partly Sunny

Today 21 Oct Washington

Patchy fog this morning. Sunny. Highs in the mid 60s. Light and variable Winds, becoming north around 5 Mph this afternoon.

Tonight 21 Oct Washington

Clear. Lows in the lower 30s. North Winds around 5 Mph in the Evening, becoming light and variable.

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Monongahela Temperature Statistics

October Temperature

Pittsburgh - Allegheny County Airport (9.9 miles)

  • Lowest 18 October, 2026

    30.9 °F

  • Average October

    58.6 °F

  • Highest 13 October, 2026

    82 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (9.9 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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