Every street name is either in Spanish or Spanish related, and you're surprised when other areas don't have this.
You see weather forecasts for four different climate zones in the same county, and aren't remotely surprised.
You routinely go or have gone to Pat & Oscar's solely to get bread sticks.
You've ever gone to Downtown San Diego and marveled at the homeless people mingling with the rich young urbanities.
You've gone to Mt. Helix in July and known you still need a jacket.
You've tailgated at Qualcomm Stadium, and for bonus points, also tailgated when it was Jack Murphy Stadium
You've been to the Wild Animal Park but can't remember the last time you went to the Zoo.
You've ever been on a field trip to see an Imax movie at the Reuben H. Fleet Science Center.
You still call it the Del Mar Fair.
You say "I'm going to the track" and people know what you mean.
You understand what May-Gray and June-Gloom is.
A famous skateboarder/surfer lives in your town.
There's a North County, a South County, and an East County but no Central County.
"Mossy Nissan! Mossy Nissan! Mossy Nissan Moves You!"
You know what it means when two guys are walking in Hillcrest.
You've gotten stuck in the Horton Plaza parking structure traffic after a Padres game.
You know what "The Merge" is, and will plan your entire day around not being on it during rush hour(s).
You've ever been to Belmont Park and rode the Big Dipper.
(For North County) You remember the days before the all the big movie theaters opened. And when they did. First the Edwards in San Marcos, then the Regal in Oceanside, then the Krikorian in Vista, and finally the Regal in Escondido.
You've ever taken the Coaster and laughed at people sitting in traffic on the 5.
You know the difference between Clairemont Mesa, Kearny Mesa, and Mira Mesa.
You can correctly pronounce Tierrasanta, La Jolla, Rancho Penasquitos, San Ysidro, Otay Mesa, and El Cajon.
You've ever gone to Sea World on a warm day and sat in the first few rows at the Shamu Show to get cooled off.
You've ever been delayed at the Border Checkpoints on the 5 and the 15.
Your house doesn't have air conditioning.
You know it's San Diegan, not San Diegoan, or San Diegoite.
Everyone has their favorite beach.
No matter what the weather is, there is always someone walking around in a t-shirt, shorts, and flip flops.
You live on, near or are surrounded by hills.
You have family and or friends that have moved to Arizona.
There are four distinct seasons: Nice, Nice, Nice, and A Little Chilly.
Your house is worth more than the GDP of some small countries.
You know what MB, OB, and PB stand for.
You used to, and sometimes still do ride the carousel at Seaport Village.
You know someone who doesn't own pants, and have a neighbor who doesn't seem to own a shirt.
Your high school had a surf team.
You know what Santa Ana's are, and that they have literally nothing to do with the city of Santa Ana.
You know what a California burrito is.
You never, under any circumstances call it anything other than "the Gaslamp."
You never, under any circumstances call it anything other than "L.A."
You're shocked when you find out people have never been to the beach, and even more shocked to find out some have never seen the Ocean.
In elementary school you were forced to do countless "duck and cover" earthquake drills.
You know or have known countless guys under 5'9'' tall that own huge lifted trucks to account for their shortcomings.
You love driving on the 52, just for those crazy bumps that they always try (and fail) to smooth over.
When you were a kid you thought the Mormon Church was a castle, or Disneyland.
You know what this sign means: http://www.trafficsignstor
You still call it Christmas on the Prado
"Nobody beats, El Cajon Ford!"
You've never had a snow day, but you've had a week off for fires.
Every time there's a major snow storm in the Midwest or the Northeast, the next day's newspaper has a picture of children playing on the beach on the front page.
You remember going to the WB store at UTC as a kid and playing in that tunnel thing they had.
You know the worst traffic in the world is Saturday morning-afternoon going south on the 5 and Sunday afternoon-evening going north on the 5.
You remember when 619 was the only area code in San Diego.