How Crowded Is Hawaiʻi Volcanoes in October?
October is an average month at Hawaiʻi Volcanoes National Park, running about 0.9× the park's average month — roughly 7% of the year's visitors come in October. That puts it between the January peak and the September low. Overall our best-time score rates October as "Good" for a visit. Typical October weather averages a high near 84°F and a low around 70°F, with about 4.1" of precipitation. You'll get about 11.5 hours of daylight to explore.
Frequently Asked Questions
October is average at Hawaiʻi Volcanoes National Park (about 0.9× the average month). Our best-time score rates it "Good". The single best month overall is September.
The busiest month is January and the quietest is September. October sits at about 0.9× the park's average, or 7% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.