Brentwood Weather Forecast

    • 58
    • 81

    Sunny

    • 63
    • 84

    Increasing Clouds

    • 66
    • 85

    Mostly Cloudy

    • 65
    • 82

    Mostly Cloudy

    • 66
    • 83

    Chance Thunderstorms

    • 65
    • 84

    Slight Chance Rain Showers

    • 68
    • 88

    Partly Sunny

Today 3 Aug Allegheny

Sunny. Highs in the lower 80s. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 3 Aug Allegheny

Clear. Lows in the upper 50s. East Winds around 5 Mph.

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Brentwood Temperature Statistics

August Temperature

Pittsburgh - Allegheny County Airport (2.5 miles)

  • Lowest 1 August, 2025

    61 °F

  • Average August

    66.9 °F

  • Highest 1 August, 2025

    75 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (2.5 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    54.7 °F

  • Average High 2020–2025

    63.4 °F
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