Grant Lake Weather Forecast

    • 50
    • 76

    Rain Showers

    • 51
    • 73

    Chance Rain Showers

    • 45
    • 72

    Partly Sunny

    • 45
    • 66

    Partly Sunny

    • 44
    • 65

    Chance Rain Showers

    • 44
    • 66

    Chance Thunderstorms

Today 11 Jun Iron

Mostly sunny this Morning, then mostly cloudy with Showers with a slight chance of Thunderstorms this afternoon. Cooler with Highs in the mid 70s. Temperature falling into the upper 60s this afternoon. West Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 11 Jun Iron

Mostly cloudy with Showers with a slight chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers after midnight. Lows around 50. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

June Temperature

Manitowish Waters Airport (9.3 miles)

  • Lowest 1 June, 2026

    42.3 °F

  • Average June

    66.3 °F

  • Highest 7 June, 2026

    81.9 °F

Climate (2021–Present)

Manitowish Waters Airport (9.3 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.2 °F
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