Grant Lake Weather Forecast

    • 37
    • 50

    Rain Showers

    • 26
    • 45

    Rain Showers

    • 32
    • 56

    Sunny

    • 34
    • 62

    Mostly Sunny

    • 33
    • 63

    Mostly Sunny

    • 38
    • 66

    Mostly Sunny

    • 46
    • 67

    Chance Rain Showers

Today 15 Oct Iron

Mostly cloudy in the Morning, then becoming partly sunny. A 20 percent chance of Showers. Highs in the mid 60s.

Tonight 15 Oct Iron

Showers. Lows in the mid 30s. Northwest Winds around 5 Mph, increasing to 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

October Temperature

Manitowish Waters Airport (9.3 miles)

  • Lowest 5 October, 2026

    28.8 °F

  • Average October

    53.5 °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

    29.7 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.3 °F
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