Best time to visit Haleakalā National Park
The short answer
Best months to visit Haleakalā National Park: January and June–September. Daily highs run about 65–70°F, with about 85% of June's visitors.
How we picked these months: each month is scored on daily highs (65–82°F is ideal), rain, snow and seasonal closures, then reduced by up to 30% for crowds, measured against the park's busiest month. We list the months within 15% of the top score (at most 5).
Weather and crowds by month
Haleakalā National Park month by month
Park-wide averages across 3 locations. Crowds compare each month with the park's busiest month: Quiet is under 35% of it, Moderate under 60%, Busy under 85%, Peak above that.
| Month | Rating | High / low | Rain | Crowds | Closures |
|---|---|---|---|---|---|
| January | Best | 63° / 55°F | 5.3 in | Busy | – |
| February | Good | 63° / 54°F | 7.3 in | Busy | – |
| March | Good | 63° / 55°F | 8.1 in | Busy | – |
| April | Good | 63° / 56°F | 10.1 in | Peak | – |
| May | Good | 65° / 57°F | 8.5 in | Peak | – |
| June | Best | 66° / 58°F | 6.2 in | Peak | – |
| July | Best | 68° / 60°F | 5.7 in | Peak | – |
| August | Best | 68° / 60°F | 8.8 in | Busy | – |
| September | Best | 68° / 60°F | 7.1 in | Busy | – |
| October | Good | 68° / 60°F | 9.1 in | Peak | – |
| November | Good | 65° / 58°F | 7.3 in | Busy | – |
| December | Fair | 63° / 56°F | 7.8 in | Peak | – |
Weather by location
Parks with a big range of elevation can differ a lot from one area to another. Open a location to see its own numbers.
Park-wide (center of the park)
| Month | High | Low | Rain |
|---|---|---|---|
| January | 58°F | 48°F | 5.4 in |
| February | 58°F | 47°F | 7.6 in |
| March | 58°F | 48°F | 9.5 in |
| April | 59°F | 49°F | 13.0 in |
| May | 60°F | 50°F | 11.6 in |
| June | 62°F | 51°F | 7.9 in |
| July | 64°F | 53°F | 6.8 in |
| August | 64°F | 54°F | 12.4 in |
| September | 64°F | 54°F | 10.3 in |
| October | 63°F | 53°F | 11.4 in |
| November | 60°F | 51°F | 8.6 in |
| December | 58°F | 49°F | 8.3 in |
Summit District
| Month | High | Low | Rain |
|---|---|---|---|
| January | 57°F | 46°F | 4.9 in |
| February | 56°F | 45°F | 7.3 in |
| March | 56°F | 46°F | 7.5 in |
| April | 57°F | 47°F | 9.1 in |
| May | 59°F | 48°F | 7.1 in |
| June | 61°F | 50°F | 5.0 in |
| July | 63°F | 51°F | 4.4 in |
| August | 63°F | 52°F | 7.4 in |
| September | 63°F | 52°F | 5.4 in |
| October | 62°F | 51°F | 9.2 in |
| November | 59°F | 49°F | 6.1 in |
| December | 57°F | 47°F | 6.9 in |
Kīpahulu District
| Month | High | Low | Rain |
|---|---|---|---|
| January | 74°F | 71°F | 5.5 in |
| February | 74°F | 71°F | 6.9 in |
| March | 74°F | 70°F | 7.4 in |
| April | 74°F | 71°F | 8.1 in |
| May | 75°F | 72°F | 6.7 in |
| June | 76°F | 73°F | 5.6 in |
| July | 77°F | 75°F | 6.1 in |
| August | 78°F | 75°F | 6.6 in |
| September | 79°F | 76°F | 5.7 in |
| October | 78°F | 75°F | 6.8 in |
| November | 77°F | 74°F | 7.2 in |
| December | 75°F | 72°F | 8.0 in |
Haleakalā National Park by season
Spring (March–May)
Spring (March–May) is a good time to visit Haleakalā National Park. Daily highs average 63–65°F and lows 55–57°F. Expect about 8.9 in of rain a month and little or no snow. Visitor numbers run 84–96% of the busiest month, which is peak by this park's standards.
Summer (June–August)
Summer (June–August) is among the best times to visit Haleakalā National Park. Daily highs average 66–68°F and lows 58–60°F. Expect about 6.9 in of rain a month and little or no snow. Visitor numbers run 80–100% of the busiest month, which is peak by this park's standards.
Fall (September–November)
Fall (September–November) is among the best times to visit Haleakalā National Park. Daily highs average 65–68°F and lows 58–60°F. Expect about 7.9 in of rain a month and little or no snow. Visitor numbers run 80–89% of the busiest month, which is busy by this park's standards.
Winter (December–February)
Winter (December–February) is a good time to visit Haleakalā National Park. Daily highs average 63°F and lows 54–56°F. Expect about 6.8 in of rain a month and little or no snow. Visitor numbers run 73–92% of the busiest month, which is busy by this park's standards.
For what to do in each season, see our guides to trip planning, fees and hours, trails, camping and things to do, where the planning page also has our written advice on when to go. In-depth topic guides cover individual places and hikes.
What the National Park Service says about the weather
On any given day, the temperatures in the park can range from a high of 80°F (27°C) in Kīpahulu to a low of 30°F (-1°C) at the summit. In either area clouds and rain can quickly replace warm sunshine. Weather in the high-elevation summit and wilderness areas of the park is highly unpredictable and changes often. Cool temperatures, intense solar radiation, and rapidly moving clouds are characteristic. On average, the temperature drops about 3°F for every 1,000 foot rise in elevation.
Weather: modeled monthly averages for 2014-2023 (Open-Meteo Archive API), averaged over 3 locations. Modeled grid cells can read cooler than weather stations in deep canyons and deserts, and warmer or colder at high elevation. Visits: monthly recreation visits for 2021-2024, National Park Service.
