Weather in Longmont, Colorado
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 07:15 PM ET · Refreshes every hour
78°F
Clear sky
Feels like 68°F
23%
Humidity
16 mph
Wind Speed
About Weather in Longmont
Longmont is located in Colorado (coordinates: 40.169853°N, 105.101841°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.