Longmont, CO
66°
Feels like 66° · H 81° · L 51°
Clothing
Light jacket
Big temperature swing, make sure you have a light jacket.
TodayTomorrow
Heavy coatLight jacketLong sleevesBreathable clothingShorts
Breathable clothingLong sleevesLight jacket
Frequently asked questions
What should I wear in Longmont, CO today?
Light jacket. Big temperature swing, make sure you have a light jacket.
Can I wear shorts in Longmont, CO today?
No — with light jacket recommended, cover up instead of shorts.
Do I need an umbrella in Longmont, CO today?
No need. No need for an umbrella in the morning.
What is the UV index in Longmont, CO today?
Today's peak UV index is around 7 (High). Wear SPF 30+, a hat, and seek shade around midday.