Tarentum Weather Forecast

    • 57
    • 82

    Mostly Sunny

    • 60
    • 80

    Mostly Sunny

    • 64
    • 82

    Chance Rain Showers

    • 61
    • 78

    Rain Showers Likely

    • 53
    • 73

    Rain Showers Likely

    • 47
    • 67

    Slight Chance Rain Showers

Today 18 Sep Allegheny

Mostly sunny. Humid with Highs in the lower 80s. Southwest Winds around 5 Mph, becoming north around 5 Mph in the afternoon.

Tonight 18 Sep Allegheny

Mainly clear. Lows in the upper 50s. North Winds around 5 Mph.

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Tarentum Temperature Statistics

September Temperature

Butler, Butler County Airport/K W Scholter Field (15.5 miles)

  • Lowest 3 September, 2021

    46.9 °F
  • Average September

    65.6 °F
  • Highest 14 September, 2021

    82.9 °F

Climate (2010–Present)

Butler, Butler County Airport/K W Scholter Field (15.5 miles)

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  • Average Low 2010–Present

    42.6 °F
  • Average 2010–Present

    51.4 °F
  • Average High 2010–Present

    60.8 °F
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