Saint Lucia's twin Pitons rise vertically from the sea at Soufriere, the island's drive-in volcano steams in the crater of an old caldera, and chocolate estates run tours through working cocoa plantations.
Dry trade-wind season, Saint Lucia Jazz Festival in early May aside, the December through Easter window keeps Soufriere boats and Piton hikes at peak.
Sea calmest, rates dropping after Easter, and the Saint Lucia Carnival in mid-July fills Castries with traditional Caribbean parades.
Hurricane season peaks September with elevated risk on the eastern Caribbean. Many small inns close and rates drop to year-low.
Hurricane risk fading, the Soufriere Sulphur Springs accessible, and the dry season returning as resorts gear up for Christmas.