Historical weather data, all-time temperature records, and monthly climate averages for Waianae, HI. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Waianae runs warm and wet — historically, there's a 79% chance of precipitation on this date, even as temperatures stay comfortable in the mid-70s. Highs on this date have ranged from the low 60s to 79°, recorded back in 1940.
Waianae's weather is remarkably tame for a place that can still surprise you — the all-time high is just 91°, set in October 1946, and the coldest it's ever gotten is 52° in January 1947. The real drama comes from rain: a single January day in 1949 dropped 7.71 inches.
Waianae is one of the more consistent climates you'll find anywhere — monthly highs barely swing 9 degrees across the entire year, from 75° in early March to a peak of 84° in mid-September. If you're chasing dry weather, avoid mid-to-late December, which averages nearly 1.72 inches of rain per week.