Maine Marathon
Race Day Weather
Cool morning, shifting winds ahead
Runners will face a steady temperature of 56°F to 58°F, with high humidity at 84%. Winds will shift from headwinds to tailwinds, notably from miles 15-24, providing some relief during the latter part of the race. To optimize performance, runners should adjust pacing during headwind segments, especially from miles 2, 7, 11, and 21, while staying hydrated to combat the humidity.
Pace Calculator
Get forecast alerts for Maine 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 Maine Marathon race plan
Weather-adjusted pacing, per-mile terrain splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide — all personalized to your goal and race-day conditions.
Race Info
The Maine Community Bank Maine Marathon, formerly known as the Casco Bay Marathon, is a series of USATF-certified road running events held each October in Portland, Maine that includes a full marathon, a half marathon, and a marathon relay. The course is an out-and-back that starts and finishes along the Back Cove of Portland, going up the coast to Yarmouth and back. Wikipedia