San Francisco Maritime National Historical Park in April
In April, San Francisco Maritime National Historical Park averages a high of 63°F and a low of 50°F, with 1.6 inches of precipitation (rain plus melted snow). About 193,000 people visit, the 7th busiest of 12 (busy). Days are 13 hours 07 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 63° / 50°F
- Precipitation
- 1.6in
- Snow
- –in
- Daylight
- 13h 7m
- Visitors
- 193,000
- Crowds
- Busy
Best months for weather and crowds instead: May (busy), September (busy) and October (busy).
Higher or lower in the park, expect a different picture: Mt Diablo Junction, CA at 2,170 ft averages a April high of 62°F and a low of 44°F.
Weather 1991–2020 averages at San Francisco Dwtn, CA, 2.8 miles from the park's center, 150 ft. Second station higher up: Mt Diablo Junction, CA, 2,170 ft, 27.3 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in April
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Fort Point National Historic Site | 63° / 50° | Busy | Mild, wet |
| Golden Gate National Recreation Area | 69° / 46° | Busy | Mild, wet |
| Point Reyes National Seashore | 57° / 46° | Busy | Mild, wet |
| Pinnacles National Park | 72° / 39° | Very busy | Mild, wet |
| Yosemite National Park | 63° / 38° | Moderate | Mild, wet |
Closures, reservations and alerts: San Francisco Maritime National Historical Park on nps.gov
All twelve months at San Francisco Maritime National Historical Park · National parks to visit in April