Grandma Lake Weather Forecast

    • 61
    • 78

    Thunderstorms Likely

    • 55
    • 77

    Chance Rain Showers

    • 54
    • 76

    Chance Thunderstorms

    • 52
    • 74

    Chance Rain Showers

    • 59
    • 77

    Rain Showers Likely

    • 62
    • 79

    Slight Chance Thunderstorms

Today 16 Jun Florence

Warmer. Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the upper 70s. Light and variable wind becoming south 5 to 10 Mph in the afternoon. Chance of rain 40 percent.

Tonight 16 Jun Florence

Showers likely and a chance of Thunderstorms. Lows in the lower 60s. South wind 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grandma Lake Temperature Statistics

June Temperature

Iron Mountain / Kingsford, Ford Airport (24.2 miles)

  • Lowest 1 June, 2025

    29.8 °F

  • Average June

    60.5 °F

  • Highest 2 June, 2025

    87.7 °F

Climate (2020–Present)

Iron Mountain / Kingsford, Ford Airport (24.2 miles)

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  • Average Low 2020–2025

    33.5 °F

  • Average 2020–2025

    44.3 °F

  • Average High 2020–2025

    54.8 °F
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