Grant Lake Weather Forecast
- 58
- 77
Chance Thunderstorms
- 54
- 80
Rain Showers Likely
- 53
- 81
Mostly Sunny
- 56
- 85
Partly Sunny
- 60
- 88
Chance Rain Showers
- 60
- 88
Chance Rain Showers
Today 4 Jun Iron
Mostly cloudy with a chance of Showers. A slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Highs in the upper 70s. Southwest Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.
Tonight 4 Jun Iron
Partly cloudy. Lows in the upper 50s. South Winds 5 to 10 Mph with Gusts up to 25 Mph.
Grant Lake Temperature Statistics
June Temperature
Manitowish Waters Airport (9.3 miles)
Lowest 1 June, 2026
42.3 °FAverage June
63.6 °FHighest 1 June, 2026
79.7 °F
Climate (2021–Present)
Manitowish Waters Airport (9.3 miles)
Average Low 2021–2026
29.6 °FAverage 2021–2026
40.6 °FAverage High 2021–2026
50.2 °F