Hawai'i Volcanoes National Park in July
In July, Hawai'i Volcanoes National Park averages a high of 73°F and a low of 56°F, with 6.3 inches of precipitation (rain plus melted snow). About 147,000 people visit, the 4th busiest of 12 (very busy). Days are 13 hours 11 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 73° / 56°F
- Precipitation
- 6.3in
- Snow
- 0in
- Daylight
- 13h 11m
- Visitors
- 147,000
- Crowds
- Very busy
Best months for weather and crowds instead: May (busy), August (very busy) and September (busy).
Higher or lower in the park, expect a different picture: Sea Mtn 12.15, HI at 80 ft averages a July high of 84°F and a low of 70°F.
Weather 1991–2020 averages at Hawaii Vol NP HQ 54, HI, 8.8 miles from the park's center, 3,971 ft. Second station lower down: Sea Mtn 12.15, HI, 80 ft, 21.3 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in July
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Haleakala National Park | 66° / 49° | Very busy | Mild |
| Pearl Harbor National Memorial | 88° / 75° | Very busy | Hot |
| Point Reyes National Seashore | 62° / 51° | Very busy | Mild |
| Golden Gate National Recreation Area | 83° / 53° | Very busy | Hot |
| Fort Point National Historic Site | 66° / 54° | Very busy | Mild |
Closures, reservations and alerts: Hawai'i Volcanoes National Park on nps.gov
All twelve months at Hawai'i Volcanoes · National parks to visit in July