Grant Lake Weather Forecast

    • 48
    • 72

    Chance Rain Showers

    • 52
    • 76

    Mostly Cloudy

    • 56
    • 80

    Chance Rain Showers

    • 66
    • 81

    Chance Thunderstorms

    • 69
    • 92

    Rain Showers Likely

    • 66
    • 91

    Chance Thunderstorms

Today 25 Jun Iron

Patchy fog this morning. Cloudy this Morning, then mostly sunny with a chance of Showers with a slight chance of Thunderstorms this afternoon. Highs around 70. North Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 25 Jun Iron

Mostly clear. Patchy fog after midnight. Lows in the upper 40s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

June Temperature

Manitowish Waters Airport (9.3 miles)

  • Lowest 15 June, 2026

    36 °F

  • Average June

    61.5 °F

  • Highest 7 June, 2026

    81.9 °F

Climate (2021–2026)

Manitowish Waters Airport (9.3 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    40.5 °F

  • Average High 2021–2026

    50.2 °F
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