Dewey Weather Forecast

    • 60
    • 80

    Mostly Sunny

    • 56
    • 78

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

    • 61
    • 79

    Mostly Cloudy

    • 64
    • 82

    Slight Chance Thunderstorms

    • 63
    • 83

    Partly Sunny

Today 22 Aug Vigo

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms toward Daybreak, then mostly sunny with a slight chance of Showers through early afternoon. Sunny late this afternoon. Highs in the lower 80s. Southwest Winds around 5 Mph, becoming northwest with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 22 Aug Vigo

Clear. Patchy fog toward daybreak. Lows around 60. Northwest Winds around 5 Mph.

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Dewey Temperature Statistics

August Temperature

Terre Haute Regional Airport (5 miles)

  • Lowest 5 August, 2026

    60.1 °F

  • Average August

    75 °F

  • Highest 10 August, 2026

    89.1 °F

Climate (2021–2026)

Terre Haute Regional Airport (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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