Copper Lake Weather Forecast
- 23
- 32
Slight Chance Snow Showers
- 23
- 35
Mostly Cloudy
- 22
- 34
Snow Showers Likely
- 15
- 30
Slight Chance Snow Showers
- 18
- 27
Mostly Cloudy
- 23
- 32
Mostly Cloudy
Today 23 Mar Keweenaw
Mostly sunny. Highs in the lower 30s. Northwest Winds 5 to 10 Mph, becoming southwest this afternoon.
Tonight 23 Mar Keweenaw
A slight chance of snow Showers in the Evening, then a chance of snow Showers after midnight. Mostly cloudy. Lows 23 to 28. Temperature rising into the lower 30s after midnight. South Winds 10 to 20 Mph, becoming southwest after midnight. Chance of snow 50 percent.
Copper Lake Temperature Statistics
March Temperature
Copper Harbor (3.7 miles)
Lowest 1 March, 2026
1 °FAverage March
28 °FHighest 9 March, 2026
51.1 °F
Climate (2021–Present)
Copper Harbor (3.7 miles)
Average Low 2021–2026
38.5 °FAverage 2021–2026
44.7 °FAverage High 2021–2026
50.9 °F