Grant Lake Weather Forecast

    • 29
    • 50

    Partly Sunny

    • 43
    • 55

    Chance Rain Showers

    • 46
    • 63

    Slight Chance Rain Showers

    • 49
    • 62

    Rain Showers Likely

    • 47
    • 61

    Rain Showers Likely

    • 40
    • 57

    Rain Showers Likely

Today 30 Oct Iron

Mostly sunny. Highs in the upper 40s. West Winds around 5 Mph.

Tonight 30 Oct Iron

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 20s. Light and variable Winds, becoming south around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

October Temperature

Manitowish Waters Airport (9.3 miles)

  • Lowest 17 October, 2026

    25.5 °F

  • Average October

    51.2 °F

  • Highest 10 October, 2026

    84.7 °F

Climate (2021–2026)

Manitowish Waters Airport (9.3 miles)

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  • Average Low 2021–2026

    29.8 °F

  • Average 2021–2026

    40.7 °F

  • Average High 2021–2026

    50.4 °F
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