Every guest is a appointed a Personal Concierge, available 24/7 The most northern of the Hawaiian islands, Kauai is an unsullied Pacific paradise, replete with secret beaches, mysterious caves and hidden romantic waterfalls. Combine its unblemished landscape with every hallmark of luxury and you'll see why the Garden Isle may just be the most enchanting Hawaiian destination. A mild Pacific climate with daily average temperatures between 71 °F (22 °C) and 79 °F (26 °C) year round.