Tri for Real Triathlon #1
Herald, California8:00 AM startOpen water swim
Spring 2027
Summer Triathlons in California
13 summer triathlons in California from June to August 2027. Race days typically run from 60°F at dawn to 83°F in the afternoon. A typical entry fee is $123. Dates and fees come straight from race registration and refresh every night.
13
summer triathlons
11
cities
83°F
typical race-day high
$123
typical entry fee
June 2027
from $879
Register
from $35
Register2027 Cal Tri Castaic Lake - 6.19.27
Castaic, California8:00 AM startOpen water swim
from $33.86
RegisterHuntington Lake Triathlon, 5k & 10k
Lakeshore, California8:30 AM startOpen water swim
from $50
Register2027 Cal Tri La Crema - 6.27.27
Guerneville, California8:00 AM startOpen water swim
from $33.86
RegisterSan Diego International Triathlon & Waterfront 5.6K
San Diego, California6:35 AM startOpen water swim
from $34
RegisterJuly 2027
Tri for Real Triathlon #2
Herald, California8:00 AM startOpen water swim
Solana Beach Triathlon & Duathlon and Solana Beach 5K
Solana Beach, California6:50 AM startOpen water swim
from $34
RegisterAugust 2027
Tri for Real Triathlon #3
Herald, California8:00 AM startOpen water swim
Tri Santa Cruz
Santa Cruz, California8:00 AM startOpen water swim
from $75
RegisterMillerton Madness Triathlon
Friant, California7:00 AM startOpen water swim
from $60
RegisterBarbara Schmidt Millar Women's Triathlon & 5K: Celebrating Life, Empowering Women
Nevada City, California9:00 AM startOpen water swim
from $40
RegisterQuick answers
- When are summer triathlons in California?
- The season runs June to August. The busiest month is June, with 7 of the 13 races listed here; July has 2 and August has 4.
- What is the weather like for summer triathlons in California?
- Across 13 of these races, race day typically runs from about 60°F at dawn to 83°F in the afternoon, with rain on about 2 percent of days. Most start early, close to the low.
- How much does a summer sprint triathlon cost?
- Current entry fees in California usually run from $113 to $155, with a typical fee of $130 before processing fees. Most raise prices as race day nears.