Fleet Week
Late September
Free Navy ship tours, air shows, and Coronado parade.
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September 2027 · Updated weekly
Local's favorite month. Warmest water, thinning crowds, hotel rates drop after Labor Day.
Last updated · September 2027 events are still being announced
Weather
Highs 78°F, lows 65°F. Ocean 70°F. Santa Ana winds bring 90°F spikes.
Why September
Del Mar closing weekend, Cabrillo Festival, Julian Apple Days start, Miramar Air Show.
Signature events
Auto-updated from our events database — concerts, festivals, sports, family, culture, and nightlife.
Events for September 2027 are still being announced. This guide updates automatically as confirmed dates are added — most September concerts, festivals and sports schedules land three to four months out.
September in San Diego reliably brings Miramar Air Show, Julian Apple Days, Cabrillo Festival — annual fixtures we list as soon as organizers confirm the dates.
In the meantime, browse the live events calendar or read the September visitor guide for weather, crowds and planning.
These annual fixtures run in September nearly every year. Dates below are the usual window — we swap in confirmed dates and ticket links as organizers publish them.
Late September
Free Navy ship tours, air shows, and Coronado parade.
Late September
Two-day free music + food fair in Normal Heights.
All month
Playoff-race baseball at Petco Park.
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Written and fact-checked by the Sandi Spots Editorial team — San Diego residents publishing under Sleep Coast LLC. Every place we recommend has been visited in person or verified against an official source, and no business can pay for inclusion or a higher ranking. Last updated .