Diamond Lake Weather Forecast

    • 50
    • 74

    Becoming Sunny

    • 54
    • 78

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

    • 66
    • 84

    Slight Chance Thunderstorms

    • 64
    • 88

    Chance Rain Showers

    • 61
    • 85

    Chance Thunderstorms

Today 22 Jul Shiawassee

Mostly sunny. Highs in the mid 70s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Jul Shiawassee

Clear. Lows around 50. Northwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

July Temperature

Owosso, Owosso Community Airport (13 miles)

  • Lowest 12 July, 2026

    57.2 °F

  • Average July

    76.4 °F

  • Highest 14 July, 2026

    98.6 °F

Climate (2021–2026)

Owosso, Owosso Community Airport (13 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    50.4 °F

  • Average High 2021–2026

    59.5 °F
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