Parthenon Weather Forecast

    • 73
    • 90

    Slight Chance Rain

    • 74
    • 93

    Mostly Sunny

    • 74
    • 91

    Mostly Sunny

    • 73
    • 92

    Mostly Sunny

    • 71
    • 92

    Mostly Sunny

    • 70
    • 91

    Slight Chance Rain Showers

    • 68
    • 89

    Slight Chance Thunderstorms

Today 13 Sep Newton County Higher Elevations

Mostly sunny. A chance of Showers with a slight chance of Thunderstorms. Highs in the lower 90s. Northeast Winds around 5 Mph. Chance of rain 40 percent. Average rainfall less than 1/10 inch.

Tonight 13 Sep Newton County Higher Elevations

Partly cloudy this Evening, then clearing. Lows in the lower 70s. Southeast Winds around 5 Mph. Average rainfall less than 1/10 inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Parthenon Temperature Statistics

September Temperature

Harrison, Boone County Airport (21.7 miles)

  • Lowest 11 September, 2026

    70 °F

  • Average September

    85.8 °F

  • Highest 6 September, 2026

    103.6 °F

Climate (2021–2026)

Harrison, Boone County Airport (21.7 miles)

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  • Average Low 2021–2026

    50.3 °F

  • Average 2021–2026

    60.8 °F

  • Average High 2021–2026

    71.7 °F
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