Location and surroundings
Maunakea belongs to the Polynesia > Hawaiian Islands > Mauna Kea range. It is located in the United States, within the state of Hawaii and the administrative district of Hawaiʻi County. As the highest of 90 named peaks in the Mauna Kea, the volcano dominates the local landscape. The surrounding area exhibits a rough appearance shaped by late volcanism, cinder cones, decentralization of rift zones, glaciation on its peak, and weathering by prevailing trade winds.
Neighbouring peaks
The immediate surroundings of Maunakea feature several notable peaks and passes:
- Pu‘ukea (peak), 4,173 m, 0.7 km N
- Pu‘uhaukea (peak), 4,098 m, 0.7 km SW
- Pu‘uhau‘oki (peak), 4,160 m, 0.8 km N
- Pu‘upoli‘ahu (peak), 4,155 m, 1.2 km W
- Pu‘uwaiau (peak), 4,014 m, 1.5 km SW
- Pu‘ulilinoe (peak), 3,959 m, 1.5 km SE
- Keanakako'i (peak), 3,836 m, 1.7 km S
- Pu‘umāhoe (peak), 4,004 m, 2.1 km NE
Compared to these nearby formations, Maunakea stands as the highest point among them, exceeding their elevations while sharing the alpine terrain of the upper slopes.
The view from the summit
From the high vantage point of Maunakea, several prominent peaks within a 25 km radius are visible across the landscape. The highest peaks within this range include Pu‘upōhaku (4,019 m, 2.4 km W), Pu‘upoepoe (3,855 m, 3.0 km NE), Pu‘uko‘oko‘olau (3,806 m, 2.4 km S), Pu‘umākanaka (3,779 m, 5.1 km NE), Pu‘ukeonehehe‘e (3,514 m, 4.3 km S), and Papalekoki (3,490 m, 5.9 km N). These surrounding heights contribute to the rugged alpine scenery visible from the summit region.
The range
The mountain range follows a hierarchy from Polynesia down to the Hawaiian Islands and finally Mauna Kea. Within this specific range containing 90 named peaks, Maunakea serves as the undisputed high point. The range spans the island of Hawaiʻi in the United States, characterized by massive volcanic structures and unique geographic isolation.
Climbing routes
Climbers and visitors frequently utilize the Humuula Trail starting from the Visitor Information Station to access the upper regions of the mountain. This established route provides a recognized path across the volcanic terrain toward the summit area.
Access and starting points
The usual starting town for journeys to the mountain is Hilo. From there, travelers make their way toward the access road created in 1964, which leads up to the Visitor Information Station where the Humuula Trail begins.
Climate and weather
Based on estimates from NASA POWER climate data collected between 2001 and 2020, temperatures at the summit vary by month. The warmest month is August, with a mean temperature of about 3 °C, while the coldest month is January, featuring a mean of about 0 °C. Precipitation in the surrounding area averages about 1,600 mm a year, with March being the wettest month at about 190 mm and June the driest at about 90 mm. Weather hazards in this high alpine environment include rapid temperature drops, intense solar radiation, and strong winds.
Best time to visit
The months with a mean temperature above freezing at the summit are May, June, July, August, September, October, and November. These warmer months, combined with the drier conditions found around June, offer the most favorable window for visiting the upper elevations of the mountain.
Nature and wildlife
Maunakea can be ecologically divided into three distinct sections: an alpine climate at its summit, a māmane–naio forest (consisting of Sophora chrysophylla and Myoporum sandwicense) on its flanks, and a koa–ʻōhiʻa forest (consisting of Acacia koa and Metrosideros polymorpha) at its base, though the latter has been mostly cleared by the former sugar industry. Introduced species such as cattle, sheep, and game animals have historically impacted the ecological balance, leading to ongoing conservation efforts to protect native species.
Guides and organised ascents
For high-altitude terrain and specialized mountain environments, certified professional guides can assist visitors. In the United States, the national mountain guide association is the American Mountain Guides Association, which is an IFMGA/UIAGM member organization. The national alpine club is the American Alpine Club. Established guiding companies operating within the country include RMI Expeditions based in Ashford, Washington, and Exum Mountain Guides based in Moose, Wyoming. Guided ascents typically involve route planning, safety management, and logistical support, with pricing dependent on factors such as trip duration, group size, and required equipment.
Safety and preparation
The high elevation and exposed alpine terrain of Maunakea demand careful physical preparation, proper acclimatization, and warm clothing to counter sub-freezing temperatures and altitude sickness. In the event of an emergency, the general emergency number for mountain rescue in the United States is 911, which connects to dispatchers who alert the local search and rescue team, usually run by the county sheriff or national park.
History and name
Referred to in Hawaiian as Mauna a Wākea (meaning 'White Mountain'), Maunakea is a dormant shield volcano estimated to be about one million years old. In Hawaiian religion, the peaks of the island of Hawaiʻi are sacred, and ancient laws historically permitted only high-ranking aliʻi to visit the peak, while local inhabitants utilized the forests for food and quarried dense volcano-glacial basalts for tools. Following the arrival of Europeans in the late 18th century, the first modern ascent was recorded in 1793 by Joseph Goodrich and party.
Interesting facts
Maunakea holds several notable distinctions. It is the highest point of Hawaii and the highest among the 90 named peaks in the Mauna Kea. With a wet prominence of 4,207 m and an incredible dry prominence of 4,205 m from its oceanic base, it rivals the greatest mountains on Earth in total vertical relief. Furthermore, its summit hosts the Maunakea Observatories, representing the largest astronomical observation facility in the world.
FAQ
How high is Maunakea? Maunakea reaches an elevation of 4,207 m above sea level.
Where is Maunakea located? It is located on the island of Hawaiʻi in the United States, within the state of Hawaii.
What range does Maunakea belong to? It belongs to the Polynesia > Hawaiian Islands > Mauna Kea range.
What are the nearest peaks to Maunakea? The nearest peaks include Pu‘ukea at 4,173 m and Pu‘uhaukea at 4,098 m.
How does Maunakea compare to neighbouring mountains? It is the highest peak in its immediate range, surpassing neighboring formations such as Mauna Loa by about 38 m.
Is there water on the way to Maunakea? Natural water sources are scarce along the dry upper slopes, so climbers must carry an adequate supply of water, typically 1.5 to 3 litres for a day excursion.
How long does it take to climb Maunakea? An ascent from the Visitor Information Station via the Humuula Trail typically takes about 6 to 8 hours.
Is there mobile phone coverage on Maunakea? Coverage is intermittent near the summit and observatories, so visitors should download offline maps before setting out and remember that emergency calls can be made through available network signals.