San Francisco Maritime National Historical Park in April
April at San Francisco Maritime National Historical Park averages a daytime high near 63°F and an overnight low around 50°F, with about 1.6" of precipitation. Visitation runs about 1× the park's average month, which makes April an average month here.
- Average low
- 50°F
- Average high
- 63°F
Range across the year: 47°F to 70°F
- Precipitation
- 1.6 in
- Daylight
- 13.0 hours
Roughly 8% of the park's yearly visitors come in April: about 262,000 recreation visits in a typical year, based on National Park Service monthly counts from 1989 to 2025.
That makes April the 7th-busiest of the park's twelve months, sitting between the July peak (1.5×) and the January low (0.7×).
On our Best Time to Visit score April rates 66/100 ("Good"). Our recommended month is November: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 56°F is a comfortable range for hiking and being outdoors all day. These figures are 1991–2020 NOAA climate normals from the nearest station, about 2.7 miles from the park.
Because June, July and August together draw about 34% of annual visitors, choosing April instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 13 hours of daylight in April to explore — between the 9.4-hour midwinter low and the 14.6-hour summer high.
Park-wide, 2025 drew 2,944,483 recreation visits, up 16.1% from 2,535,134 in 2024.
Across the past decade overall visitation has eased about 31%, so April may feel a touch quieter than it once did.
How April compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| March | 62°F / 49°F | 0.8× Quiet | 67 Good |
| April | 63°F / 50°F | 1.0× Average | 66 Good |
| May | 64°F / 51°F | 1.0× Average | 70 Good |
All twelve months at San Francisco Maritime, with the best time to visit.
Frequently Asked Questions
April averages a daytime high near 63°F and an overnight low around 50°F at San Francisco Maritime National Historical Park, with about 1.6 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 2.7 miles from the park, so conditions inside the park can differ, especially at other elevations.
April is average at San Francisco Maritime National Historical Park (about 1.0× the average month). Our best-time score rates it "Good" at 66/100. Our recommended month is November.
The busiest month is July and the quietest is January. April sits at about 1.0× the park's average, or 8% of annual visitation.
A typical April sees about 262,000 recreation visits at San Francisco Maritime National Historical Park, based on National Park Service monthly counts from 1989–2025.
Where to stay near San Francisco Maritime in April
Booking a April trip to San Francisco Maritime National Historical Park? Compare hotels, cabins and vacation rentals near the park with live April availability and prices.
Top-rated places to stay near San Francisco Maritime
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See the full ranking of the best national parks to visit in April.
Source: National Park Service Visitor Use Statistics (1989–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.