Heatwave Half Marathon - Ann Arbor | Ann Arbor, MI, United States

About the Event

Join us for the Heatwave Half Marathon, 10K, & 5K!
A sun-soaked summer challenge that’s perfect for the whole family.

The fun includes –

Great Swag – designer shirt & custom medal
Chip-timing with live results and awards
Free photos
FREE ice cream at the finish to help you cool off
Plenty of hot fun in the summer sun!

Grab your friends and family—you won’t want to miss this one!

Can’t make the race? No problem! We offer a virtual race option where you can run anywhere, at any time, and still earn the fun swag!

Youth-based pricing is available: ages 12 & under are only $17!

Half Marathon/10K/5K registration includes a custom bib, designer shirt, and an awesome finisher medal!
1 Mile registration is untimed and includes a custom bib, designer shirt, and an awesome finisher medal!
Kid’s Dash is a fun, untimed dash for ages 10 and under. Registration includes a mini bib, youth-sized shirt, and a specially crafted medal for our youngest runners! (If your child wants to run the kid’s dash without swag, they’re welcome to run free on race day!)

Register by midnight on Thursday, two Thursdays before race day, to guarantee your shirt!

Races Offered

1 Mile

Jul 12, 2026

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Distance — 1 Miles

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Type — Running

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07:00

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$22.00

10 K

Jul 12, 2026

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Distance — 10K

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Type — Running

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07:00

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$30.00

5 K

Jul 12, 2026

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Distance — 5K

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Type — Running

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07:00

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$30.00

Half-Marathon

Jul 12, 2026

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Distance — 13.1 Miles

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Type — Running

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07:00

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$58.00

Half-Marathon Relay

Jul 12, 2026

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Distance — 13.1 Miles

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Type — Running

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07:00

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$58.00

Kids Dash

Jul 12, 2026

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Distance — 50m

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Type — Running

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07:00

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$17.00

Virtual Race

Jul 12, 2026

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Distance — Virtual Race

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Type — Running

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07:00

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$42.00

Volunteer Then Run

Jul 12, 2026

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Distance — Volunteer Then Run

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Type — Running

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07:00

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$17.00

Weather History

These values represent the 3-year monthly averages for July in Ann Arbor.

thermostat Temperature

17.6° / 27.9°

wb_sunny Feels like

17.8° / 28.2°

light_mode Avg sunshine hours

12h 18m

water_drop Avg rainfall

3.3 mm

ac_unit Avg snowfall

—

air Avg wind speed

9.4 km/h (Light breeze)

opacity Sweat loss rate

High

terrain Course conditions

Hard and dry surface

sunny Max UV Index

Very High (8.0)

humidity_mid Humidity

73.0%

wb_twilight Sunrise

06:13

nightlight Sunset

21:07

About Ann Arbor

Learn more about the host city, Ann Arbor.

Ann Arbor—often abbreviated as AA or A2—is a picturesque city surrounding the University of Michigan. It has a strong bent toward the arts, and an attractive and pedestrian-friendly downtown. Visitors enjoy the city's wonderful sidewalk cafe dining, unique shops, lots of bookstores, and abundant cultural opportunities.