Honolulu, Hawaii Weather in April

April weather in Honolulu

April feels warm without the heavier heat of summer. Daytime highs reach 25°C, and evenings stay mild, so you can stroll Waikiki or visit ʻIolani Palace comfortably. There's about five and a half hours of sun a day, but clouds and passing showers are common.

Rain falls on 12 days, though it's less wet than March. A shower can interrupt a beach afternoon, so keep a city stop like the Bishop Museum in mind. The sea and coast still suit swimming, but don't count on every day staying clear.

Beaches, walks and events

You can swim at Waikiki Beach, explore Kakaʻako's murals, or walk the paved path around Diamond Head. For Diamond Head, reserve an entry slot before you go; the trail gets steep and offers little shade.

Families who want beach time without peak summer heat may find April a comfortable fit.

Waikiki's Spam Jam street festival is usually held in April, with food stalls and live entertainment along Kalākaua Avenue. Easter also sometimes falls in April, bringing holiday travel and changing opening hours. Check specific attractions if your visit overlaps the holiday.

Crowds and practical tips

April sits between the winter holiday rush and busy summer travel. It's often calmer than December and January, with fewer families than during summer school breaks. Spring break and Easter can still bring busy flights, Waikiki hotels and popular sights, so prices may rise around those periods.

For a simple local tip, take TheBus to Diamond Head rather than trying to park near the trailhead. The route drops you near the entrance, though you'll still need to walk uphill to reach it. After your hike, head to Kapahulu Avenue for a plate lunch.