Ultramarathons in October

Fall color, crisp air, and often the best racing weather of the year.

October is when the desert reopens and the hardwoods turn. Javelina Jundred brings costumes and cactus to the Arizona Sonoran at month's end, while fall 50Ks across the Appalachians run through peak color. Cool starts, honest courses, good finish-line food.

Count back from race day

  • Mid-April: start the 10-week primer
  • Late June: start the 16-week 50K plan
  • Late September: peak week
  • Mid-October: race day

Your training season. The hot build. July and August hold your biggest climbs, so run at dawn and save midday for strength work. The reward: peak week arrives with the first cool mornings.

Masters Athlete Insights

Heat adaptation is real but slower with age. Give yourself the first two weeks of the plan to settle into summer before pushing the hills.

Start the 16-week 50K plan · Not 26 weeks out yet? Begin with the 10-week primer.

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