Dewey Weather Forecast

    • 71
    • 90

    Chance Thunderstorms

    • 69
    • 87

    Rain Showers Likely

    • 68
    • 85

    Chance Rain Showers

    • 68
    • 86

    Slight Chance Thunderstorms

    • 69
    • 87

    Slight Chance Thunderstorms

    • 70
    • 88

    Chance Thunderstorms

Today 4 Jul Vigo

Partly cloudy. Scattered Showers toward daybreak. Scattered Thunderstorms. Numerous Showers. Hot with Highs around 90. Southwest Winds around 5 Mph. Chance of rain 70 percent.

Tonight 4 Jul Vigo

Partly cloudy through the late Overnight, then becoming mostly cloudy. Scattered Showers. Scattered Thunderstorms through the late Overnight, then isolated Thunderstorms toward daybreak. Humid with Lows in the lower 70s. Light and variable Winds. Chance of rain 40 percent.

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Dewey Temperature Statistics

July Temperature

Terre Haute Regional Airport (5 miles)

  • Lowest 1 July, 2026

    73 °F

  • Average July

    83.4 °F

  • Highest 1 July, 2026

    91.9 °F

Climate (2021–2026)

Terre Haute Regional Airport (5 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    65.7 °F
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