Grant Lake Weather Forecast

    • 28
    • 50

    Chance Rain Showers

    • 37
    • 60

    Partly Sunny

    • 33
    • 58

    Chance Rain Showers

    • 31
    • 51

    Partly Sunny

    • 37
    • 59

    Chance Rain Showers

    • 39
    • 62

    Chance Rain Showers

Today 7 May Iron

Partly sunny. A chance of Sprinkles and Flurries in the Morning, then a chance of rain Showers in the afternoon. Highs in the upper 40s. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of precipitation 30 percent.

Tonight 7 May Iron

Partly cloudy with a chance of rain Showers and Flurries in the Evening, then mostly clear after midnight. Cold with Lows in the upper 20s. Southwest Winds 5 to 10 Mph. Chance of precipitation 30 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

May Temperature

Manitowish Waters Airport (9.3 miles)

  • Lowest 2 May, 2026

    22.8 °F

  • Average May

    44.8 °F

  • Highest 4 May, 2026

    60.4 °F

Climate (2021–Present)

Manitowish Waters Airport (9.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.2 °F
Get WillyWeather+ to remove ads