Tarentum Weather Forecast

    • 60
    • 80

    Rain Showers Likely

    • 58
    • 76

    Rain Showers

    • 54
    • 78

    Partly Sunny

    • 58
    • 80

    Partly Sunny

    • 61
    • 83

    Chance Thunderstorms

    • 60
    • 83

    Slight Chance Thunderstorms

Today 21 Jun Allegheny

Partly cloudy in the Morning, then becoming partly sunny. Highs in the upper 70s. West Winds around 5 Mph.

Tonight 21 Jun Allegheny

Considerable cloudiness. Showers with a chance of Thunderstorms after midnight. Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tarentum Temperature Statistics

June Temperature

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

  • Lowest 3 June, 2026

    44.1 °F

  • Average June

    68.9 °F

  • Highest 8 June, 2026

    86 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    60.9 °F
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