Grass Lake Weather Forecast

    • 55
    • 90

    Becoming Sunny

    • 55
    • 82

    Slight Chance Rain Showers

    • 58
    • 77

    Rain Showers

    • 50
    • 76

    Rain Showers

    • 41
    • 61

    Partly Sunny

    • 44
    • 62

    Partly Sunny

    • 50
    • 70

    Slight Chance Thunderstorms

Today 15 May Hennepin

Sunny. Highs in the upper 80s. West Winds 10 to 15 Mph.

Tonight 15 May Hennepin

Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming clear. Lows in the mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

May Temperature

Minneapolis - Flying Cloud Airport (1.2 miles)

  • Lowest 6 May, 2026

    30.9 °F

  • Average May

    52.5 °F

  • Highest 8 May, 2026

    72 °F

Climate (2021–Present)

Minneapolis - Flying Cloud Airport (1.2 miles)

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  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    57.7 °F
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