Innsbrook Triathlon
Wright City, Missouri7:00 AM startOpen water swim
from $75
RegisterSpring 2027
Summer Triathlons in Missouri
5 summer triathlons in Missouri from June to August 2027. Race days typically run from 70°F at dawn to 89°F in the afternoon. Dates and fees come straight from race registration and refresh every night.
5
summer triathlons
5
cities
89°F
typical race-day high
n/a
typical entry fee
June 2027
July 2027
from $60
RegisterFinley River Triathlon | Duathlon
Ozark, Missouri7:00 AM startOpen water swim
from $60
RegisterAugust 2027
2027 Matt Mason "Cowboy UP" Triathlon/Duathlon
Smithville, Missouri7:00 AM startOpen water swim
from $85
Register
from $80
RegisterQuick answers
- When are summer triathlons in Missouri?
- The season runs June to August. The busiest month is July, with 2 of the 5 races listed here; June has 1 and August has 2.
- What is the weather like for summer triathlons in Missouri?
- Across 5 of these races, race day typically runs from about 70°F at dawn to 89°F in the afternoon, with rain on about 25 percent of days. Most start early, close to the low.
- How much does a summer sprint triathlon cost?
- Current entry fees in Missouri usually run from $68 to $104, with a typical fee of $85 before processing fees. Most raise prices as race day nears.