About Kaʻala
Kaʻala (Mount Kaʻala) is the highest summit of the Waianae Range on the Hawaiian island of Oʻahu, and the island’s highest point. The mountain forms a prominent peak on Oʻahu’s western ridge and is an important watershed area.
The summit area contains communications and military facilities and patches of native forest; access to the summit is restricted in parts because of installations and conservation measures. Hikers use established trails on the Waianae side, with routes that gain significant elevation and require good fitness and preparation.
The mountain has long-standing cultural significance in Hawaiian tradition and today is managed with attention to ecological protection of native flora and fauna as well as safety around summit installations.
Mount Kaʻala stands in the western part of Oʻahu within the island’s Waianae Range and dominates the surrounding central and leeward landscapes; it is a prominent landmark visible from much of the island’s western side.
- Elevation: At 1,227 metres (4,025 feet) it is the highest point on the island of Oʻahu, offering expansive views across the island from the Waianae Range.
Best Time to Visit Kaʻala
Hike Kaʻala in the drier months (roughly Apr-Oct) when trails are less muddy and rainfall is lower.
Weather & Climate near Kaʻala
Kaʻala's climate is classified as Oceanic - Oceanic climate with consistently warm temperatures year-round. Temperatures range from 12°C to 23°C. Heavy rainfall (3632 mm/year), wettest in April.
| Month | Comfort | Temp | Feels | Rain | Sky | Humidity | Wind | UV | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | - | 12° - 20° | 16° | 323 mm | - | - | 4.1 m/s | - | - |
| February | - | 12° - 20° | 16° | 252 mm | - | - | 4.5 m/s | - | - |
| March | - | 13° - 20° | 16° | 405 mm | - | - | 4.7 m/s | - | - |
| April | - | 14° - 20° | 17° | 549 mm | - | - | 4.8 m/s | - | - |
| May | - | 15° - 21° | 18° | 366 mm | - | - | 4.3 m/s | - | - |
| June | - | 16° - 22° | 19° | 183 mm | - | - | 4.5 m/s | - | - |
| July | - | 17° - 23° | 20° | 164 mm | - | - | 5.0 m/s | - | - |
| August | - | 16° - 23° | 20° | 253 mm | - | - | 4.7 m/s | - | - |
| September | - | 16° - 23° | 20° | 212 mm | - | - | 4.2 m/s | - | - |
| October | - | 15° - 23° | 19° | 212 mm | - | - | 4.1 m/s | - | - |
| November | - | 14° - 22° | 18° | 332 mm | - | - | 4.5 m/s | - | - |
| December | - | 13° - 20° | 17° | 381 mm | - | - | 4.4 m/s | - | - |
