Louisburg Weather Forecast

    • 62
    • 85

    Mostly Cloudy

    • 61
    • 79

    Chance Thunderstorms

    • 62
    • 80

    Chance Rain Showers

    • 62
    • 80

    Chance Rain Showers

    • 59
    • 79

    Chance Rain Showers

    • 57
    • 77

    Slight Chance Thunderstorms

Today 18 Sep Grant

Mostly sunny. A slight chance of Showers in the morning. Highs in the mid 80s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 18 Sep Grant

Partly cloudy. Near steady temperature in the mid 60s. Southeast Winds around 5 Mph.

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Louisburg Temperature Statistics

September Temperature

Platteville Municipal Airport (9.3 miles)

  • Lowest 7 September, 2025

    41 °F

  • Average September

    63.4 °F

  • Highest 15 September, 2025

    85.3 °F

Climate (2020–Present)

Platteville Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    40.6 °F

  • Average 2020–2025

    49.7 °F

  • Average High 2020–2025

    58.5 °F
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