Sumner Lake Wind Forecast
Sumner Lake Wind Statistics
December Wind
Copper Harbor (53.4 miles)
Strongest 3 December, 2025
28.9mph NAverage December
12.5mph
Climate (2010–Present)
Copper Harbor (53.4 miles)
Strongest 11 November, 2024
62mph NNEAverage 2020–2025
9.1mph