Louisa Weather Forecast

    • 66
    • 86

    Chance Rain Showers

    • 62
    • 76

    Rain Showers Likely

    • 56
    • 69

    Rain Showers Likely

    • 54
    • 63

    Chance Rain Showers

    • 51
    • 64

    Chance Rain Showers

    • 50
    • 66

    Slight Chance Rain Showers

Today 20 Sep Western Louisa

Partly sunny this Morning, then mostly cloudy with a chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 20 Sep Western Louisa

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the mid 60s. Southwest Winds around 5 Mph, becoming north after midnight. Chance of rain 30 percent.

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Louisa Temperature Statistics

September Temperature

Louisa, Louisa County Airport/Freeman Field (1.9 miles)

  • Lowest 15 September, 2026

    50.2 °F

  • Average September

    74.1 °F

  • Highest 4 September, 2026

    96.6 °F

Climate (2021–2026)

Louisa, Louisa County Airport/Freeman Field (1.9 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    68.3 °F
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