Winter (November through February)
- Low tides become more common
- Whale migration
- Winter birds become more noticeable
- Beginning of San Diego storm season
- The “greening” of Cabrillo NM as plants respond to the rain.
- Pupping season for harbor seals and sea lions.
- Best time of the year for sunset pictures from inside the monument
- Two of the peak attendance periods occur (Thanksgiving and Christmas holidays)
Spring (March through May)
- Spring flowers such as Bush Sunflower (Encelia californica) and California Sea Dahlia (Coreopsis maritima) bloom. The dominant early flowers are–yellow.
- Bird activity picks up. Breeding, chick-raising, northern migration.
- Best sunset pictures can be taken from Ft. Rosecrans National Cemetery
Summer (June through August)
- Mid- to late season plants bloom. Yellow flowers go past their peak, red/purple/white flowers become dominant.
- Dry weather becomes prevailing pattern.
- Not a good season for tide pool viewing due to lack of tides low enough for exposure.
Fall (Sept. through October)
- Bird migration begins
- Hurricane season in western Mexico
- School year begins, park attendance tends to go down.
- Anniversary of Cabrillo’s arrival in San Diego Bay (Sept. 28, 1542)
- Cabrillo Festival takes place on Ballast Point on the closest Saturday to Sept. 28th
Last revised 23-Jan-20