Cedar Rapids Half Marathon
Race Day Weather
Cool start — fast day potential, warming through the race, moderate wind
A cool 48°F at the start line is ideal for fast times — expect to warm up quickly once you're moving. Temperatures rising to 58°F through the course will gradually increase perceived effort in the second half. Moderate winds around 13mph may affect pacing on open sections of the course. Moderate humidity at 69% is worth noting for effort level, especially in later miles.
Get forecast alerts for Cedar Rapids Half Marathon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Get your personalized Cedar Rapids Half Marathon race plan
True Effort pacing, weather-adjusted mile splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide — all personalized to your goal and race-day conditions.
Race Info
The half marathon covers 13.1 miles through downtown Cedar Rapids, sharing the marathon and marathon relay's start before running along the Cedar River and into the Czech Village/New Bohemia district. It finishes at the shared marathon weekend finish line near Kingston Yard on 1st Street SW.