Best Time to Visit Hawaiʻi Volcanoes National Park
The best month to visit Hawaiʻi Volcanoes National Park is April — computed from official NPS visitation (2021–2025 average), NOAA weather normals and daylight. December is the crowd peak (150,746 monthly visits); April is quietest at 73% of peak.
Monthly crowd curve
Average monthly recreation visits, 2021–2025 (NPS Visitor Use Statistics). Amber bar = current month.
Hawaiʻi Volcanoes month by month
| Month | Verdict | Avg visits | % of peak | High / Low | Precip | Daylight |
|---|---|---|---|---|---|---|
| January | Peak crowds | 142,358 | 94% | 74°F / 56°F | 13.1″ | 11.1h |
| February | Peak crowds | 123,884 | 82% | 72°F / 56°F | 15.8″ | 11.5h |
| March | Peak crowds | 119,145 | 79% | 73°F / 57°F | 22.9″ | 12h |
| April | Best window | 109,889 | 73% | 73°F / 58°F | 22.0″ | 12.6h |
| May | Peak crowds | 112,776 | 75% | 75°F / 59°F | 15.0″ | 13h |
| June | Peak crowds | 145,127 | 96% | 76°F / 60°F | 18.1″ | 13.3h |
| July | Peak crowds | 146,134 | 97% | 77°F / 62°F | 19.0″ | 13.2h |
| August | Peak crowds | 139,355 | 92% | 77°F / 62°F | 23.5″ | 12.8h |
| September | Peak crowds | 116,627 | 77% | 78°F / 61°F | 16.1″ | 12.3h |
| October | Peak crowds | 117,453 | 78% | 77°F / 61°F | 18.2″ | 11.7h |
| November | Peak crowds | 131,594 | 87% | 75°F / 59°F | 23.1″ | 11.2h |
| December | Peak crowds | 150,746 | 100% | 74°F / 57°F | 22.3″ | 11h |
Crowds: NPS Visitor Use Statistics, mean of 2021–2025 (2020 excluded as a COVID-19 anomaly). Weather: NOAA 1991–2020 monthly normals, station GLENWOOD #2 55.4, HI US (8 mi from park coordinates). Daylight: computed for the 15th of each month at the park's location. Methodology.
Common questions
What is the best month to visit Hawaiʻi Volcanoes?
April ranks best for Hawaiʻi Volcanoes on VisitWhen's computed score — the strongest balance of low crowds (NPS data), comfortable weather (NOAA normals) and daylight.
What is the most crowded month at Hawaiʻi Volcanoes?
December: an average of 150,746 recreation visits (NPS, 2021–2025). The quietest is April, at 73% of the December peak.
How many people visit Hawaiʻi Volcanoes per year?
Hawaiʻi Volcanoes National Park averaged 1,555,088 recreation visits per year over 2021–2025, per official NPS Visitor Use Statistics.
Dive into a month
Last verified 2026-07-16 · all parks