Visitation · National Memorial

Port Chicago Naval Magazine National Memorial visitation by month and year

July is the busiest month at Port Chicago Naval Magazine, when the average temperature nearby is 73 degrees. April is the quietest, and the average temperature then is 60 degrees. The peak falls with the warmth, though April is not the coldest month. Annual visits fell 5.8 percent, from 830 in 2019 to 782 in 2025.

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Visits by month, with temperature and precipitation

Bars are the average recreation visits in each month over 2021 to 2025. The line is the average temperature at Concord Buchanan Fld, 5 miles from the park's reference point at 18 feet, station USW00023254 in the NOAA 1991 to 2020 climate normals. The lower panel is monthly rain from the same station, which publishes no snowfall normal.

Annual visits, 2010 to 2025

Recreation visits per calendar year. A year with a missing month is left blank rather than estimated.

The last ten years

Year	Recreation visits	Change on prior year
2025	782	-15.9%
2024	930	+21.7%
2023	764	-32.3%
2022	1,129	+98.8%
2021	568	+711.4%
2020	70	-91.6%
2019	830	+27.1%
2018	653	-39.9%
2017	1,086	-44.1%
2016	1,942	+101.7%

Visitation at other parks

Golden Gate National Recreation Area Yosemite National Park Mount Rushmore National Memorial Wright Brothers National Memorial

Source: NPS Visitor Use Statistics, monthly recreation visits, as compiled for Publicopia Labs. A year is shown only when all twelve months were reported. Temperature, precipitation and snowfall normals are the 1991 to 2020 monthly averages published by NOAA NCEI for station USW00023254, 18 feet above sea level. Data refreshed October 14, 2026.