Liberty Weather Forecast

    • 65
    • 82

    Increasing Clouds

    • 67
    • 84

    Rain Showers

    • 61
    • 84

    Chance Rain Showers

    • 55
    • 76

    Partly Sunny

    • 63
    • 82

    Partly Sunny

    • 66
    • 87

    Chance Rain Showers

    • 61
    • 82

    Rain Showers Likely

Today 11 Sep Allegheny

Mostly sunny. Near steady temperature around 80. North Winds around 5 Mph.

Tonight 11 Sep Allegheny

Partly cloudy this Evening, then becoming mostly cloudy. Warm with Lows in the mid 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Liberty Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (3.7 miles)

  • Lowest 6 September, 2026

    57.9 °F

  • Average September

    73.5 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (3.7 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    63.3 °F
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