Gastonville Weather Forecast

    • 54
    • 66

    Chance Rain Showers

    • 50
    • 63

    Mostly Cloudy

    • 44
    • 65

    Partly Sunny

    • 47
    • 68

    Mostly Sunny

    • 49
    • 68

    Mostly Sunny

    • 50
    • 68

    Partly Sunny

    • 52
    • 70

    Partly Sunny

Today 22 Sep Washington

Considerable cloudiness with a 50 percent chance of Showers. Patchy fog. Near steady temperature in the lower 60s. East Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 22 Sep Washington

Considerable cloudiness with a 50 percent chance of Showers. Patchy fog after midnight. Lows in the mid 50s. East Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gastonville Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (7.5 miles)

  • Lowest 15 September, 2026

    53.1 °F

  • Average September

    71.5 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (7.5 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
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