
Dillon, United States of America · Sunday 23 May 2027
The Beaverhead Marathon takes place in Dillon, Montana in May 2026 on a flat to gently rolling road course that won't punish your legs with significant elevation changes. This is a straightforward race where you can focus on your pace and fitness rather than managing steep climbs or technical terrain. The road surface and predictable course profile make it a solid choice if you're chasing a time goal or running your first marathon. May weather in Dillon can be variable, so check conditions closer to race day and prepare accordingly. Head to the race website at findmymarathon.com for registration details, course maps, and any logistics specific to this event.
Adjusted Time
4:08:39
Time difference: +8.7 minutes compared to a flat, road, temperate course.
We don't yet have verified elevation data for this course, so we can't rate its difficulty against other marathons. Our data pipeline backfills course elevation continuously - check back soon.
Beaverhead Marathon is a full marathon held in Dillon, United States of America. It is scheduled for Sunday 23 May 2027. The course is run on road surface with 0m of total climbing, with its high point near 0m above sea level.
This is a very flat course, with only 0m of total climbing and little change in altitude throughout. Flat profiles let you hold an even pace from start to finish, which makes this a fast, PB-friendly race.
Based on historical weather data for May, the expected race day conditions are as follows. Hot conditions are expected, with temperatures between 20°C and 31°C. Heat is one of the biggest performance factors in distance running - for every degree above 15°C, finish times can slow by roughly 1-2%. Extra hydration and a conservative start are strongly recommended. There is a moderate chance of rain (21%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Beaverhead Marathon is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Beaverhead Marathon against other marathons to find the right race for your goals.
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