BestRacesroad · 24-hour challenge
Death by 5k Waterloo
| Distances | 24-hour challenge |
| Surface | road |
| USATF certified | No |
| Boston qualifier | No |
From the race's RunSignup listing, last updated July 26, 2026.
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Race-day weather
What the weather did on May 15 in each of the last 5 years, measured at Waterloo Municipal Airport, 5.9 miles from Waterloo.
| Year | High | Low | Rain |
|---|---|---|---|
| 2026 | 88°F | 59°F | 0.46 in |
| 2025 | 87°F | 58°F | none |
| 2024 | 79°F | 46°F | none |
| 2023 | 73°F | 52°F | none |
| 2022 | 77°F | 52°F | none |
Daily highs and lows, not start-line temperatures: most races start in the cool of the morning, closer to the low. Source: NOAA National Centers for Environmental Information, GHCN-Daily.
Stay near Waterloo
Hotels and rentals in and around Waterloo, IA.
Preset to race weekend, May 14 – 16.
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