Harrison Weather Forecast

    • 73
    • 89

    Rain Showers Likely

    • 75
    • 91

    Slight Chance Thunderstorms

    • 71
    • 91

    Rain Showers Likely

    • 63
    • 84

    Chance Thunderstorms

    • 65
    • 84

    Partly Sunny

    • 68
    • 87

    Chance Rain Showers

Today 14 Aug Vigo

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms through early Afternoon, then partly cloudy with isolated Showers and Thunderstorms late this afternoon. Some Thunderstorms may produce heavy rainfall. Highs in the upper 80s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 14 Aug Vigo

Partly cloudy. A slight chance of Showers and Thunderstorms toward daybreak. Humid with Lows in the lower 70s. East Winds around 5 Mph. Chance of rain 20 percent.

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Harrison Temperature Statistics

August Temperature

Terre Haute Regional Airport (7.5 miles)

  • Lowest 5 August, 2026

    60.1 °F

  • Average August

    75.3 °F

  • Highest 10 August, 2026

    89.1 °F

Climate (2021–2026)

Terre Haute Regional Airport (7.5 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    65.7 °F
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