San Juan Island - Grandmas Cove Wind Forecast
San Juan Island - Grandmas Cove Wind Statistics
November Wind
Friday Harbor Airport (3.7 miles)
Strongest 10 November, 2026
17.2 mph SEAverage November
7.1 mph
Climate (2021–2026)
Friday Harbor Airport (3.7 miles)
Strongest 19 March, 2025
63.1 mph SAverage 2021–2026
5.8 mph