31 of 85 destinations scored for coast and lakes are prime in October — 80 or better on conditions alone. Highest: Hawaiʻi, the Big Island (95), Kauai (95), Lanzarote & Fuerteventura (95). In September 45 are prime; in November, 10.
Every destination scoring 55 or better for coast and lakes in October, highest first. Ties are listed alphabetically.
Most places have one or two months that are genuinely better — and a booking moment that comes a lot earlier than the trip. I’ll write when one of those is coming up. No schedule, no filler.
Somewhere missing from the list? Write to info@pennyswindow.com and I’ll score it.