Race Discovery
Longmont Half & 5k (LM Half)
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Longmont Half & 5k (LM Half)

Longmont, Colorado, United States
May 03, 2026
Running

About this race

Longmont's only Half Marathon - now offered in the cooler month of MAY!  Join the Half Marathon or 5k distance!  Walkers and Runners of all abilities welcome!

Pick your distance

Running

Half Marathon

May 03, 2026 Half-Marathon 7:30 AM
$90.00
Closed

5k

May 03, 2026 5K 8:30 AM
$65.00
Closed

Typical race-day weather

Based on 12 years of historical conditions on this event's race dates in Longmont.

Temp (°C)
Minimum temperature (race-day average) 13.3° / Maximum temperature (race-day average) 29.1°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-day average) 13.3° / Maximum feels like — heat index / wind chill (race-day average) 29.5°
Wind (km/h)
Average wind speed (race-day average)
16.7
Precip (mm)
Average precipitation (race-day average)
1.0mm
Humidity
Average relative humidity (race-day average)
47.0%

About Longmont

Longmont Half & 5k (LM Half) takes place in Longmont, Colorado, United States. The local timezone is America/Denver.

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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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