Grant Lake Weather Forecast

    • 48
    • 72

    Increasing Clouds

    • 55
    • 72

    Increasing Clouds

    • 44
    • 70

    Chance Rain Showers

    • 35
    • 57

    Mostly Cloudy

    • 30
    • 47

    Slight Chance Rain Showers

    • 35
    • 48

    Slight Chance Rain Showers

    • 37
    • 55

    Chance Rain Showers

Today 22 Oct Iron

Partly sunny with a 20 percent chance of rain Showers. Highs in the lower 50s.

Tonight 22 Oct Iron

Partly cloudy and not as cool. Near steady temperature around 50. South Winds around 5 Mph.

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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

    50.9 °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

    50.3 °F
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