Race Discovery
Daytona 100 Ultra
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2023 - Daytona 100 Ultra

Jacksonville Beach, Florida, United States View on map
Dec 09, 2023 (America/New_York local time)
Running

2023 distances

Running

100 Mile Ultramarathon

For 2023, 100-mile runners may race without a support crew** or with an individual or shared crew for the entire race. **TO RUN WITHOUT A SUPPORT CREW, THE RUNNER MUST HAVE COMPLETED AT LEAST ONE 100-MILE RACE THAT IS DOCUMENTED IN EITHER ULTRASIGNUP.COM or DUV (https://statistik.d-u-v.org/). In addition, UNCREWED RUNNERS ACKNOWLEDGE THAT IT WILL BE THEIR SOLE RESPONSIBILITY FOR PERSONAL TRANSPORTATION SHOULD THEY "DROP" BEFORE COMPLETING THE RACE.

Dec 09, 2023 Ultra 5:30 AM
$300.00
Closed

50 Mile Ultramarathon

For 2023, runners may run with or without a support crew, or may share a crew. UNCREWED RUNNERS ACKNOWLEDGE THAT IT WILL BE THEIR SOLE RESPONSIBILITY FOR PERSONAL TRANSPORTATION SHOULD THEY "DROP" BEFORE COMPLETING THE RACE.

Dec 09, 2023 Ultra 12:00 PM
$250.00
Closed

50 Kilometer Ultramarathon

For 2023, runners may run with or without a support crew, or may share a crew. UNCREWED RUNNERS ACKNOWLEDGE THAT IT WILL BE THEIR SOLE RESPONSIBILITY FOR PERSONAL TRANSPORTATION SHOULD THEY "DROP" BEFORE COMPLETING THE RACE.

Dec 09, 2023 Ultra 12:30 PM
$225.00
Closed

100 Mile 4-Person Team Relay

For 2023, relay teams have 31 hours to complete the race. Teams of up to four runners decide their own strategy: runners do not have to run the same number of miles or "legs", nor run in order. Teams are self-sufficient, carrying their own food, water, ice, etc. One team vehicle ONLY is allowed. Teams may add a non-running team driver.

Dec 09, 2023 Ultra 5:30 AM
$600.00
Closed

Race-day weather

Conditions on December 9, 2023 — historical Open-Meteo data.

Temp (°C)
Minimum temperature (recorded on race day) 13.7° / Maximum temperature (recorded on race day) 23.8°
Feels Like (°C)
Minimum feels like — heat index / wind chill (recorded on race day) 13.7° / Maximum feels like — heat index / wind chill (recorded on race day) 23.8°
Peak wind (km/h)
Strongest wind of the day (recorded on race day)
16.3
Precip (mm)
Precipitation over the day (recorded on race day)
0.3mm
Humidity
Mean relative humidity (recorded on race day)
89.0%
Sunrise
Sunrise at the start line on December 9, 2023 (EST)
Sunset
Sunset at the start line on December 9, 2023 (EST)
Daylight
Hours between sunrise and sunset on race day
10h 14m

The sun rises at 7:10 AM and sets at 5:25 PM local time (EST) in Jacksonville Beach on December 9, 2023 — 10h 14m 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.

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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, 7 Jacksonville Beach events

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