Pinnacles National Park in December
In December, Pinnacles National Park averages a high of 62°F and a low of 33°F, with 3.1 inches of precipitation (rain plus melted snow). About 27,000 people visit, the 6th busiest of 12 (busy). Days are 9 hours 41 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 62° / 33°F
- Precipitation
- 3.1in
- Snow
- 0in
- Daylight
- 9h 41m
- Visitors
- 27,000
- Crowds
- Busy
Best months for weather and crowds instead: May (very busy).
Weather 1991–2020 averages at Pinnacles NM, CA, 0.7 miles from the park's center, 1,307 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in December
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| San Francisco Maritime National Historical Park | 58° / 47° | Moderate | Mild, wet |
| Fort Point National Historic Site | 58° / 47° | Very busy | Mild, wet |
| Yosemite National Park | 46° / 28° | Quiet | Cool |
| Golden Gate National Recreation Area | 56° / 42° | Busy | Mild, wet |
| Sequoia National Park | 37° / 17° | Quiet | Cold |
Closures, reservations and alerts: Pinnacles National Park on nps.gov
All twelve months at Pinnacles · National parks to visit in December