Dennison Weather Forecast

    • 69
    • 85

    Thunderstorms

    • 69
    • 87

    Partly Sunny

    • 74
    • 92

    Mostly Sunny

    • 73
    • 92

    Chance Thunderstorms

    • 73
    • 89

    Chance Thunderstorms

    • 73
    • 89

    Chance Thunderstorms

    • 73
    • 89

    Chance Thunderstorms

Today 21 Jul Clark

Mostly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 80s. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 21 Jul Clark

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Humid with Lows in the upper 60s. East Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dennison Temperature Statistics

July Temperature

Terre Haute Regional Airport (14.3 miles)

  • Lowest 8 July, 2025

    63 °F

  • Average July

    78.8 °F

  • Highest 5 July, 2025

    93.9 °F

Climate (2020–Present)

Terre Haute Regional Airport (14.3 miles)

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  • Average Low 2020–2025

    45.6 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    65.4 °F
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