Vincennes Weather Forecast

    • 66
    • 84

    Rain Showers

    • 66
    • 86

    Mostly Sunny

    • 63
    • 86

    Mostly Sunny

    • 61
    • 84

    Partly Sunny

    • 64
    • 83

    Partly Sunny

    • 66
    • 86

    Partly Sunny

Today 20 Aug Knox

Patchy fog toward daybreak. Cloudy with scattered Showers and Thunderstorms toward Daybreak, then partly cloudy. Humid with Highs in the lower 80s. West Winds around 5 Mph, becoming north. Chance of rain 50 percent.

Tonight 20 Aug Knox

Clear. Patchy fog toward daybreak. Lows in the mid 60s. Northeast Winds around 5 Mph through the late Overnight, becoming light and variable.

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Vincennes Temperature Statistics

August Temperature

Lawrenceville-Vincennes International Airport (6.8 miles)

  • Lowest 5 August, 2026

    61.6 °F

  • Average August

    79.5 °F

  • Highest 15 August, 2026

    95.6 °F

Climate (2021–2026)

Lawrenceville-Vincennes International Airport (6.8 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.3 °F
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