Search flights, hotels & activities for San Diego
Compare flights, hotels, cars, and activities in one place.
500+airlines & travel sites compared
21,000+routes tracked
€0booking fees from us
Freeprice drop alerts
Things to Do in San Diego in Autumn
Real historical weather for San Diego in Autumn: average highs of 23°C and lows of 14°C, with around 31mm of rain (averaged over the last 3 years). San Diego is in United States.
23°C
Average high
14°C
Average low
31mm
Typical rainfall
Real things to do in San Diego in Autumn
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Deluxe Sunset & Day Sail Small Group
★ 5.0(323 reviews)· 2h 30m
From €106
Sunset Sail Along the San Diego Skyline
★ 4.9(639 reviews)· 2 hrs
From €97
San Diego Shore Excursion: San Diego Seal Tour
★ 4.8(186 reviews)· 1h 45m
From €50
San Diego Whale Watching Cruise
★ 4.8(2,485 reviews)· 4 hrs
From €76
San Diego Seal Tour
★ 4.7(1,326 reviews)· 1h 45m
From €50
San Diego Hop On Hop Off Trolley Tour
★ 4.7(2,767 reviews)· 2 hrs
From €51
San Diego Whale Watching & Dolphin Cruise
★ 4.6(1,719 reviews)· 3 hrs
From €63
San Diego Harbor Cruise
★ 4.5(3,235 reviews)· 2 hrs
From €33
City Cruises San Diego: Scenic 90-Minute Narrated Harbor Tour
★ 4.5(542 reviews)· 1h 30m
From €31
San Diego Harbor Dinner Cruise
★ 4.1(1,303 reviews)· 3 hrs
From €112
Real listings from Viator, including live ratings and prices — clicking through takes you to book directly.
Other seasons in San Diego
Plan the rest of your trip
Continue planning your trip to San Diego
Same destination, real availability — no need to search again.
FAQs — San Diego in Autumn
Based on real historical data (averaged over the last 3 years), expect highs around 23°C and lows around 14°C, with roughly 31mm of rain.