Dewey Weather Forecast

    • 69
    • 79

    Chance Thunderstorms

    • 70
    • 84

    Chance Rain Showers

    • 67
    • 86

    Chance Rain Showers

    • 72
    • 86

    Chance Thunderstorms

    • 74
    • 89

    Chance Thunderstorms

    • 71
    • 87

    Rain Showers Likely

    • 68
    • 84

    Rain Showers Likely

Today 6 Aug Vigo

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs around 80. Southwest Winds around 5 Mph. Chance of rain 40 percent.

Tonight 6 Aug Vigo

Partly cloudy through the late Overnight, then becoming mostly cloudy. A chance of Showers with a slight chance of Thunderstorms. Lows in the upper 60s. Southeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dewey Temperature Statistics

August Temperature

Terre Haute Regional Airport (5 miles)

  • Lowest 4 August, 2026

    61 °F

  • Average August

    71.7 °F

  • Highest 4 August, 2026

    82.9 °F

Climate (2021–2026)

Terre Haute Regional Airport (5 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    65.7 °F
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