Dennison Weather Forecast

    • 64
    • 90

    Mostly Sunny

    • 62
    • 90

    Mostly Sunny

    • 62
    • 90

    Mostly Sunny

    • 63
    • 92

    Partly Sunny

    • 63
    • 89

    Mostly Cloudy

    • 58
    • 85

    Chance Rain Showers

Today 14 Sep Clark

Sunny. Highs in the lower 90s. South Winds around 5 Mph, becoming east in the afternoon.

Tonight 14 Sep Clark

Partly cloudy. Near steady temperature in the upper 60s. South Winds around 5 Mph.

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Dennison Temperature Statistics

September Temperature

Terre Haute Regional Airport (14.3 miles)

  • Lowest 8 September, 2025

    39 °F

  • Average September

    63.1 °F

  • Highest 11 September, 2025

    88 °F

Climate (2020–Present)

Terre Haute Regional Airport (14.3 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    65.4 °F
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