Kittanning Weather Forecast

    • 53
    • 82

    Decreasing Clouds

    • 55
    • 86

    Mostly Sunny

    • 52
    • 83

    Mostly Sunny

    • 56
    • 83

    Partly Sunny

    • 57
    • 85

    Partly Sunny

    • 58
    • 86

    Partly Sunny

Today 17 Sep Armstrong

Partly cloudy. Highs around 80. Northeast Winds around 5 Mph.

Tonight 17 Sep Armstrong

Mainly clear. Lows in the mid 50s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Kittanning Temperature Statistics

September Temperature

Butler, Butler County Airport/K W Scholter Field (22.4 miles)

  • Lowest 8 September, 2025

    39 °F

  • Average September

    62.3 °F

  • Highest 3 September, 2025

    82.9 °F

Climate (2020–Present)

Butler, Butler County Airport/K W Scholter Field (22.4 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    60.6 °F
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