Season	Wind	Temperature	Daylight
Summer (Dec–Feb)	Strong, frequent	Mild	Long
Shoulder (Mar–May, Sep–Nov)	Variable	Cool	Medium
Winter (Jun–Aug)	Strong, cold gusts	Cold	Short

Approximate, verify closer to your travel dates.

Wind is a near-constant feature of this region and is the main reason ferries and some transfers are delayed. Build it into your planning rather than treating it as an exception.