Race Discovery
I-35 Challenge
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2025 - I-35 Challenge

Kansas City, Missouri, United States View on map
Oct 18, 2025 – Oct 19, 2025 (America/Chicago local time)
Running

2025 distances

Running

I-35 Challenge - Kansas City Marathon & Des Moines Marathon

Garmin Kansas City Marathon - Marathon Registration IMT Des Moines Marathon - Marathon Registration

Oct 18, 2025 I-35 Challenge - Kansas City Marathon & Des Moines Marathon 7:00 AM
$329.00
Closed

I-35 Challenge - Kansas City Marathon & Des Moines Half Marathon

Garmin Kansas City Marathon - Marathon Registration IMT Des Moines Marathon - Half Marathon Registration

Oct 18, 2025 I-35 Challenge - Kansas City Marathon & Des Moines Half Marathon 7:00 AM
$304.00
Closed

I-35 Challenge - Kansas City Half Marathon & Des Moines Marathon

Garmin Kansas City Marathon - Half Marathon Registration IMT Des Moines Marathon - Marathon Registration

Oct 18, 2025 I-35 Challenge - Kansas City Half Marathon & Des Moines Marathon 7:00 AM
$309.00
Closed

I-35 Challenge - Kansas City Half Marathon & Des Moines Half Marathon

Garmin Kansas City Marathon - Half Marathon Registration IMT Des Moines Marathon - Half Marathon Registration

Oct 18, 2025 I-35 Challenge - Kansas City Half Marathon & Des Moines Half Marathon 7:00 AM
$284.00
Closed

I-35 Challenge ONLY (already signed up for KC and Des Moines)

Oct 18, 2025 I-35 Challenge ONLY (already signed up for KC and Des Moines) 7:00 AM
$35.00
Closed

Race-day weather

Conditions on October 18, 2025 — historical Open-Meteo data.

Temp (°C)
Minimum temperature (recorded on race day) 10.7° / Maximum temperature (recorded on race day) 20.3°
Feels Like (°C)
Minimum feels like — heat index / wind chill (recorded on race day) 8.9° / Maximum feels like — heat index / wind chill (recorded on race day) 20.3°
Peak wind (km/h)
Strongest wind of the day (recorded on race day)
23.4
Precip (mm)
Precipitation over the day (recorded on race day)
1.2mm
Humidity
Mean relative humidity (recorded on race day)
67.5%
Sunrise
Sunrise at the start line on October 18, 2025 (CDT)
Sunset
Sunset at the start line on October 18, 2025 (CDT)
Daylight
Hours between sunrise and sunset on race day
11h 03m

The sun rises at 7:31 AM and sets at 6:35 PM local time (CDT) in Kansas City on October 18, 2025 — 11h 03m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

Reviews

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Other races near Kansas City

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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 110 Kansas City events

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