Clearwater Running Festival Marathon
Race Day Weather
Cool start, warming trend ahead
Runners will face a cool start at 52°F, gradually warming to 69°F by race's end. A light headwind at the start will shift to a tailwind from miles 7-10 and 20-23, providing a boost during those segments. With humidity at 64%, runners should stay hydrated and consider pacing conservatively early on to manage the heat later. Expect crosswinds in several segments, particularly challenging during miles 12-14 and 25-26.
Pace Calculator
Get forecast alerts for Clearwater Running Festival Marathon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Race Info
This Boston Qualifier (BQ) marathon course is a double loop of the half marathon that starts at Sand Key Park and heads through Clearwater Beach, over the Clearwater Memorial Bridge through Old Clearwater. The course continues through the Town of Belleair with mansions on one side and views of the Intracoastal on the other. Finally, the run crosses the Belleair Causeway before heading north on Gulf Blvd to finish back in Sand Key Park. Source
