Spartan State Wildlife Management Area Weather Forecast

    • 53
    • 65

    Rain Showers

    • 47
    • 71

    Mostly Sunny

    • 52
    • 69

    Chance Rain Showers

    • 54
    • 73

    Chance Rain Showers

    • 56
    • 72

    Slight Chance Thunderstorms

    • 51
    • 72

    Mostly Sunny

Today 14 Sep Chippewa

Breezy. Rain Showers and chance of Thunderstorms. Highs in the mid 60s. Southeast Winds 15 to 25 Mph with Gusts to around 40 Mph. Chance of precipitation near 100 percent.

Tonight 14 Sep Chippewa

Mostly cloudy with chance of rain Showers in the Evening, then partly cloudy after midnight. Lows in the lower 50s. Southwest Winds 5 to 15 Mph. Chance of Showers 40 percent.

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Spartan State Wildlife Management Area Temperature Statistics

September Temperature

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (7.5 miles)

  • Lowest 10 September, 2026

    50.5 °F

  • Average September

    73.9 °F

  • Highest 3 September, 2026

    92.8 °F

Climate (2021–2026)

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (7.5 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    58.5 °F
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