Apra Harbor · Travel guide · Updated 2026

Apra Harbor: Guam's Maritime Jewel

Discover Apra Harbor in Guam, a hub of marine adventures, historical shipwrecks, and captivating landscapes that promise an unforgettable experience.

Apra Harbor is a vibrant and historically rich destination located on the western coast of Guam. Known as one of the Pacific's finest natural harbors, it offers an array of activities and sights that cater to history buffs, marine enthusiasts, and casual travelers alike. The harbor's waters are crystal clear and teem with marine life, making it a premier spot for diving and snorkeling. Divers can explore shipwrecks from World War II, including the SMS Cormoran and the Tokai Maru, which lie side by side on the ocean floor. These underwater relics provide a unique glimpse into the island's wartime past and are a must-see for any visitor with an interest in history. Above the water, Apra Harbor offers stunning views of the surrounding landscape. Visitors can take a boat tour to experience the harbor's beauty from a different perspective. The harbor is also home to a busy commercial port that plays a crucial role in Guam's economy. Watching the ships come and go can be a fascinating experience for those interested in maritime activities. For those who prefer to stay on land, the nearby War in the Pacific National Historical Park is a must-visit. This park preserves and interprets the island's history during World War II, with significant sites that include battlefields, gun emplacements, and historical markers. The park offers educational exhibits and guided tours, making it an informative and moving experience for visitors of all ages.

When is the best time to go to Apra Harbor?

Weather at a glance

Use the monthly temperature and precipitation trends to compare typical conditions throughout the year and choose the best time for your visit.

Temperature

°C

Precipitation

mm
Warmest monthsJan–Dec
Longest daylightMar–Oct
Driest periodFeb–Apr

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    File:Two Lovers Point from Tumon Bay.JPG - Wikimedia Commons
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    Explore Apra Harbor in Photos

    A quick visual route through countryside views, towns, gardens, and regional day-trip atmosphere.

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    File:Orote Point Airfield, Apra Harbor Naval Reservation, Orote Point (Guam  County, Guam).jpg - Wikimedia Commons

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