Long Lake Weather Forecast
- 54
- 70
Partly Sunny
- 58
- 72
Partly Sunny
- 63
- 79
Chance Rain Showers
- 68
- 88
Chance Thunderstorms
- 64
- 75
Chance Rain Showers
- 63
- 72
Partly Sunny
Today 26 Jun Keweenaw
Mostly sunny. Highs in the lower 70s. Light northwest Winds, becoming south in the afternoon.
Tonight 26 Jun Keweenaw
Partly cloudy. Lows 46 to 51 inland to around 53 at the shore. Light southeast Winds.
Long Lake Temperature Statistics
June Temperature
Copper Harbor (14.3 miles)
Lowest 18 June, 2026
43 °FAverage June
56.7 °FHighest 2 June, 2026
75.9 °F
Climate (2021–2026)
Copper Harbor (14.3 miles)
Average Low 2021–2026
38.4 °FAverage 2021–2026
44.5 °FAverage High 2021–2026
50.7 °F