San Juan Island - Roche Harbor Wind Forecast
San Juan Island - Roche Harbor Wind Statistics
October Wind
Friday Harbor Airport (8.1 miles)
Strongest 12 October, 2025
16.1mph NNEAverage October
5.9mph
Climate (2010–Present)
Friday Harbor Airport (8.1 miles)
Strongest 19 March, 2025
63.1mph SAverage 2020–2025
5.9mph