Harrison Weather Forecast

    • 66
    • 89

    Thunderstorms

    • 62
    • 92

    Mostly Sunny

    • 63
    • 91

    Mostly Sunny

    • 61
    • 93

    Mostly Sunny

    • 63
    • 92

    Partly Sunny

    • 63
    • 90

    Chance Rain Showers

    • 59
    • 85

    Chance Rain Showers

Today 13 Sep Vigo

Mostly cloudy with scattered Showers and Thunderstorms. Highs in the upper 80s. North Winds 5 to 10 Mph, becoming south. Chance of rain 40 percent.

Tonight 13 Sep Vigo

Partly cloudy with isolated Showers and Thunderstorms. Lows in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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Harrison Temperature Statistics

September Temperature

Terre Haute Regional Airport (7.5 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 (7.5 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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