20 of 85 destinations scored for coast and lakes are prime in January — 80 or better on conditions alone. Highest: Krabi & Railay (99), Kerala (98), Sri Lanka South Coast (98). In December 17 are prime; in February, 23.
Every destination scoring 55 or better for coast and lakes in January, 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.