How Crowded Is Hawaiʻi Volcanoes in January?
January is a busy month at Hawaiʻi Volcanoes National Park, running about 1.2× the park's average month — roughly 10% of the year's visitors come in January. It is in fact the busiest month of the year here, so expect full parking lots, busy trails and booked-out campgrounds. If crowds bother you, September (the quietest month) or the recommended September are easier. Typical January weather averages a high near 79°F and a low around 65°F, with about 3.5" of precipitation. You'll get about 11.0 hours of daylight to explore.
Frequently Asked Questions
January is busy at Hawaiʻi Volcanoes National Park (about 1.2× the average month). Our best-time score rates it "Poor". The single best month overall is September.
The busiest month is January and the quietest is September. January sits at about 1.2× the park's average, or 10% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.