Gastonville Weather Forecast

    • 64
    • 81

    Rain Showers Likely

    • 53
    • 75

    Partly Sunny

    • 56
    • 77

    Mostly Sunny

    • 62
    • 81

    Partly Sunny

    • 64
    • 82

    Partly Sunny

    • 66
    • 84

    Chance Thunderstorms

Today 21 Jul Washington

Partly sunny with a chance of Showers and Thunderstorms this Morning, then cloudy with scattered Thunderstorms and Showers likely this afternoon. Some Thunderstorms may be severe this afternoon. Highs in the lower 80s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 21 Jul Washington

Mostly cloudy in the Evening, then becoming partly cloudy. A chance of Thunderstorms and Showers. Humid with Lows in the mid 60s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening. Chance of rain 50 percent.

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Gastonville Temperature Statistics

July Temperature

Pittsburgh - Allegheny County Airport (7.5 miles)

  • Lowest 17 July, 2026

    66 °F

  • Average July

    77.6 °F

  • Highest 2 July, 2026

    93 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (7.5 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    63.4 °F
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