Kauai Water Temperature By Month
Kauai Water Temperature By Month. Kapaa on the eastern (coconut) coast is your next best choice, averaging about 50 (127 cm) of rain annually. Yet hawaii's ocean temperatures don't vary much from month to month.
Water temperature in kauai right now yesterday: Kauai is without question the rainiest island in hawaii — that’s what gives it its signature rainforest vibes. The water temperatures on beaches in maui, oahu, kauai and the big island attract visitors any time of year.