Bellevue Weather Forecast

    • 41
    • 67

    Sunny

    • 44
    • 66

    Sunny

    • 54
    • 74

    Mostly Sunny

    • 49
    • 73

    Mostly Sunny

    • 50
    • 72

    Mostly Sunny

    • 52
    • 72

    Partly Sunny

Today 5 Oct Allegheny

Mostly sunny. Highs in the mid 60s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 5 Oct Allegheny

Clear. Lows in the upper 30s. Northwest Winds 10 to 15 Mph, becoming north around 5 Mph after midnight.

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Bellevue Temperature Statistics

October Temperature

Pittsburgh, Pittsburgh International Airport (11.2 miles)

  • Lowest 2 October, 2026

    55 °F

  • Average October

    68.7 °F

  • Highest 1 October, 2026

    82 °F

Climate (2021–2026)

Pittsburgh, Pittsburgh International Airport (11.2 miles)

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  • Average Low 2021–2026

    45 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    63.5 °F
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