TRAILGRAPH

🏞️ Honouliuli National Historic Site

National Historic Site

Honouliuli National Historic Site

Hawaii

Tonight

🌗 34% moon

8.4 h fully dark

Open today

Closed

Entrance

Free entry

In 2026, Honouliuli National Historic Site is commemorating the 80th year since Honouliuli Internment Camp closed with community events that will take place throughout the year. Stay tuned on our website or social media to learn more and get involved.

Activities

Topics

No entrance fee.

Hours & seasons

Honouliuli National Monument is currently closed to the public.

Hours are reported by the park — verify before you go.

Conditions

Weather now: ☀️ Clear, 82°F

☁️ 89°/70°

🌦️ 88°/72°

🌦️ 86°/71°

Log a sky reading

Measured the sky with an SQM meter or app? Add your reading (16 = city glow … 22 = pristine). Opt in under “Travelers like you” to share it on the community leaderboard.

Not an official safety source — always defer to NPS.gov and rangers for life-safety decisions.

By the numbers

A visual read on Honouliuli National Historic Site — its character, trails, sky, and weather.

Park fingerprint

How this park scores across the dimensions travelers care about.

3-day forecast

Daily high and low temperatures (°F).

Audio & media

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🎬

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Learn more

10 Camps, 10 Stories: "Beyond the Barbed Wire"

This series will look beyond the historical facts relating to E.O. 9066 and explore the human side of the story. One incarcerate from each of the 10 camps with be highlighted in this year long series.

Anti-Asian laws and policies

Anti-Asian laws and policies in the late 1800s and early 1900s

Haruko Takahashi

Haruko Takahashi was a Shintō priestess who spent part of World War II imprisoned at Honouliuli Internment Camp on O’ahu, Hawai’i. She died on December 24, 1972, and her life is still celebrated every year in a memorial service at the Konko Mission.

Honouliuli's 10th Anniversary Celebration

The year 2025 marks the 10th year since Honouliuli was designated as a National Monument, cementing it as a unit of the National Park Service. In 2019, Honouliuli National Monument was established as Honouliuli National Historic Site. To celebrate its 10th anniversary as a park, Honouliuli National Historic Site is partnering with over 50 organizations to connect communities to its important history of incarceration of prisoners of war and American civilians.

Kiyome Tsuda

Kiyome Hirai Tsuda was a kibei, a US citizen educated in Japan, who exemplified the deep connections between Hawai‘i and Japan before World War II.

May 2025 events for Honouliuli National Historic Site 10th anniversary commemoration

This article features the events taking place during the month of May, 2025 for Honouliuli National Historic Site's 10th Anniversary Celebration.

Nisei Military Service

The 442nd RCT and 100th Battalion make up the segregated unit of the US Military for Japanese Americans during WWII.

Outside Science (inside parks): Archaeological field school at Honouliuli National Monument

Join University of Hawaii - West Oahu's archaeological field school at Honouliuli National Monument. The monument, which is on the National Register of Historic Places, was the site of Japanese civilian and Prisoner of War internment during World War II (1943 - 1946).

How Honouliuli National Historic Site connects

This park's activities, topics, location, and on-the-ground places — one hop in the graph. Drag to explore; click an activity, topic, or related park to follow it.

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