In 48 days · Sun, Sep 13, 2026
Don't let race day sneak up
One email during race week. That's it.
When
Sunday, September 13th, 2026
Where
111 East Rd, Los Alamos NM
Distances
5K
Typical weather
51–74°F · low rain risk
See last 10 years
On this date: rain 2 of the last 10 years
2025
49–64°F
rain
2024
53–77°F
dry
2023
49–62°F
rain
2022
54–73°F
dry
2021
57–83°F
dry
2020
46–70°F
dry
2019
51–75°F
dry
2018
54–81°F
dry
2017
55–80°F
dry
2016
46–68°F
dry
Best months to race in New Mexico →
About this race
Event Overview
- Event Name: Lost Almost Triathlon
- Date: 2026-09-13
- Location: 111 East Rd, Los Alamos, NM
- Registration: Register Here
Race Purpose
- Event Motivation: Bummed the other triathlon in Los Alamos went virtual this year?
- Support Local: Join East Park Pool for an in-person triathlon to save the pool
- Community Focus: Support the local swimming community.
Course map
Train with a club
Run clubs near Los Alamos to train with before race day.
See all run clubs near Los Alamos →
Suggested Races
Organize this race?
Claim it free to manage your listing — and get it featured for free, while spots last.