Dewey Weather Forecast

    • 68
    • 83

    Rain Showers

    • 60
    • 85

    Rain Showers

    • 50
    • 69

    Mostly Cloudy

    • 54
    • 70

    Mostly Cloudy

    • 61
    • 73

    Chance Rain Showers

    • 62
    • 79

    Chance Thunderstorms

    • 64
    • 82

    Slight Chance Thunderstorms

Today 18 May Vigo

Showers and numerous Thunderstorms. Some Thunderstorms may be severe with damaging Winds, large Hail, and heavy rainfall. Locally heavy rainfall possible. Highs in the lower 80s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 18 May Vigo

Partly cloudy. Scattered Showers and Thunderstorms through the late overnight. Some Thunderstorms may produce heavy rainfall through the late overnight. Near steady temperature in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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Dewey Temperature Statistics

May Temperature

Terre Haute Regional Airport (5 miles)

  • Lowest 7 May, 2026

    37.9 °F

  • Average May

    59.1 °F

  • Highest 12 May, 2026

    79 °F

Climate (2021–Present)

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

    65.8 °F
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