Dewey Lake Weather Forecast

    • 75
    • 94

    Becoming Sunny

    • 76
    • 95

    Sunny

    • 72
    • 94

    Mostly Sunny

    • 70
    • 89

    Chance Thunderstorms

    • 67
    • 86

    Chance Thunderstorms

    • 66
    • 86

    Chance Thunderstorms

Today 30 Jun Cass

Mostly sunny. Hot with Highs in the lower 90s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Heat index Values up to 105.

Tonight 30 Jun Cass

Clear with Lows in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Real-Time

Dewey Lake Temperature Statistics

June Temperature

Southwest Michigan Regional Airport (12.4 miles)

  • Lowest 3 June, 2026

    44.7 °F

  • Average June

    66.4 °F

  • Highest 10 June, 2026

    91.7 °F

Climate (2021–2026)

Southwest Michigan Regional Airport (12.4 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    60.7 °F
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