Lake Mills Triathlon
Lake Mills, Wisconsin7:00 AM startOpen water swim
Sprint TriathlonWater about 71°F
from $64
RegisterSpring 2027
Summer Triathlons in Wisconsin
11 summer triathlons in Wisconsin from June to August 2027. Race days typically run from 64°F at dawn to 80°F in the afternoon. Dates and fees come straight from race registration and refresh every night.
11
summer triathlons
11
cities
80°F
typical race-day high
n/a
typical entry fee
June 2027
Wisconsin Triathlon Series
Madison, Wisconsin7:00 AM startOpen water swim
from Free
Registerfrom $100
Register
from $64
RegisterPleasant Prairie Triathlon
Pleasant Prairie, Wisconsin6:30 AM startOpen water swim
from $70
RegisterJuly 2027
Pardeeville Triathlon
Pardeeville, Wisconsin8:00 AM startOpen water swim
Sprint TriathlonWater about 80°F
from $64
RegisterGreen Lake Triathlon
Green Lake, Wisconsin7:30 AM startOpen water swim
from $64
RegisterDoor County Triathlon
Egg Harbor, Wisconsin8:00 AM startOpen water swim
Tri-ing for A Cure Triathlon
Dousman, Wisconsin7:00 AM startOpen water swim
from $64
RegisterLake Country Triathlon
Oconomowoc, Wisconsin6:15 AM startOpen water swim
from $65
RegisterAugust 2027
from $64
RegisterQuick answers
- When are summer triathlons in Wisconsin?
- The season runs June to August. The busiest month is June, with 5 of the 11 races listed here; July has 5 and August has 1.
- What is the weather like for summer triathlons in Wisconsin?
- Across 11 of these races, race day typically runs from about 64°F at dawn to 80°F in the afternoon, with rain on about 27 percent of days. Most start early, close to the low.
- How much does a summer sprint triathlon cost?
- Current entry fees in Wisconsin usually run from $64 to $145, with a typical fee of $145 before processing fees. Most raise prices as race day nears.