Race Discovery
Lost Almost Triathlon

Lost Almost Triathlon

Los Alamos, New Mexico, United States
Sep 13, 2026
Triathlon

About this race

Bummed the other triathlon in Los Alamos went virtual this year?

Join East Park Pool for an in-person triathlon to save the pool and support the local swimming community.

The Lost Almost Triathlon brings an exciting 20K, 5K to Los Alamos, New Mexico on September 13, 2026. Don't miss this beautiful event!

Pick your distance

Triathlon

Long Course

20 km bike 300 m swim 5 k run

Sep 13, 2026 20K 7:00 AM
$50.00
Open

Short Course

5 k bike 100 m swim 1 mi run

Sep 13, 2026 5K 8:00 AM
$50.00
Open

Weather Overview

These values represent the 1-year monthly averages for September in Los Alamos.

Temp (°C)
Minimum temperature (monthly average) 9.2° / Maximum temperature (monthly average) 17.9°
Feels Like (°C)
Minimum feels like (with wind chill; monthly average) 6.8° / Maximum feels like (with wind chill; monthly average) 17.9°
Wind (km/h)
Average wind speed (monthly average)
15.7
Precipitation (mm)
Average precipitation (monthly average)
6.7mm

About Los Alamos

Lost Almost Triathlon takes place in Los Alamos, New Mexico, United States. The local timezone is America/Denver.

View on Google Maps

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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.

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