Custom Merch for Schools and Clubs in Chula Vista, CA
Merch Mob makes spirit wear, team orders, and class and graduation shirts for schools and clubs in Chula Vista, CA, at its shop in Montclair, CA, and ships them to Chula Vista. In Chula Vista, 20% of residents aged 3 and older are in kindergarten through grade 12, more than the 17% nationally, with 17% statewide (Census ACS, 2020-2024), so put youth and adult sizes on one order form and expect families to buy both.

Chula Vista by the numbers
Chula Vista's population has held steady since 2020, at 275,533 residents (Census estimates).
Schools, teams and student clubs are spread across public agencies and several Census categories, so there is no clean count to show.
San Diego County as a whole has 3,282,248 residents, about the same as in 2020.
- Population, 2025
- 275,533
- Since 2020
- +0%
- County
- San Diego County
- Time zone
- Pacific
- Median age
- 37.1 (US 38.9)
- In kindergarten to grade 12
- 20% (US 17%)
- Warmest month, average high
- August, 81°F
- Coldest month, average low
- December, 44°F
- Days at 90°F or hotter, a year
- 12
- Nights at 32°F or colder, a year
- 1
- Rain, a year
- 10 in
- USPS zone from the shop
- 2
Weather: San Diego Brown Field station, 4 mi from Chula Vista's center (NOAA 1991-2020 Climate Normals). People: Census ACS 2020-2024. Counts: CBP 2023, by county, paid-employee establishments. Population: Census, July 2025.
What Chula Vista's weather means for schools and clubs
Chula Vista sees about 12 days a year at 90°F or more but stays mild the rest of the year, so practice gear needs a light tee for early fall and a long sleeve for winter mornings. Short sleeves cover April to November, including the first weeks of school, and a light hoodie or quarter-zip handles winter game nights. December lows average 44°F, so evening games in winter call for a hoodie in the stands even though afternoons stay mild. With about 10 inches of rain a year, rain dates are rarely needed for outdoor fundraisers and fun runs, so put the effort into sun cover: caps, visors and light colors.
| Month in Chula Vista | Average high | Average low | Rain (in) | What sells for school and teams |
|---|---|---|---|---|
| January | 67°F | 44°F | 1.8 | Long sleeves and quarter-zips |
| February | 66°F | 45°F | 2.4 | Long sleeves and quarter-zips |
| March | 68°F | 47°F | 1.5 | Long sleeves and quarter-zips |
| April | 70°F | 50°F | 0.8 | Spirit tees and team shirts |
| May | 71°F | 54°F | 0.3 | Spirit tees and team shirts |
| June | 74°F | 58°F | 0.1 | Spirit tees and team shirts |
| July | 78°F | 62°F | 0 | Spirit tees and team shirts |
| August | 81°F | 63°F | 0 | Spirit tees and team shirts |
| September | 80°F | 61°F | 0.2 | Spirit tees and team shirts |
| October | 77°F | 55°F | 0.4 | Spirit tees and team shirts |
| November | 72°F | 49°F | 0.8 | Spirit tees and team shirts |
| December | 67°F | 44°F | 1.8 | Long sleeves and quarter-zips |
Made in So Cal, shipped to Chula Vista.
Chula Vista shares the shop's Southern California region; orders ship from there.
Chula Vista is about 106 miles from Merch Mob's shop in Montclair, CA, a straight-line distance. From the shop's ZIP code, Chula Vista is USPS zone 2. Chula Vista shares the shop's Pacific time zone.
From the production floor
Merch Mob production in Southern California.




Ordering from Chula Vista
When should a school or club in Chula Vista take hoodie orders?
Before winter evening games: winter afternoons stay mild, but nights get cool enough for a hoodie, so take orders in September or October, in time for the holidays too.
More for Chula Vista
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