Dewey Lake Weather Forecast

    • 63
    • 80

    Mostly Sunny

    • 65
    • 85

    Mostly Sunny

    • 66
    • 87

    Mostly Sunny

    • 71
    • 90

    Partly Sunny

    • 72
    • 93

    Chance Thunderstorms

    • 65
    • 85

    Chance Rain Showers

Today 1 Jul Cass

Mostly sunny. Highs around 80. Northwest Winds 10 to 15 Mph.

Tonight 1 Jul Cass

Partly cloudy. Lows in the mid 60s. West Winds around 5 Mph.

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Dewey Lake Temperature Statistics

July Temperature

Southwest Michigan Regional Airport (12.4 miles)

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  • Average July

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Climate (2020–Present)

Southwest Michigan Regional Airport (12.4 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    60.6 °F
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