Stay updated with real-time pollen levels in Longmont, Colorado. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Low
Longmont, Colorado
Last updated: ... (Local time)

Disclaimer: The information provided is for informational purposes only and should not be considered medical advice. Always consult a healthcare professional for allergy-related concerns.
Low
Moderate
High
Very high
58 ppm
0
95
208
704+
0 ppm
0
30
61
342+
0 ppm
0
21
78
267+
AQI
40
Good
Longmont, Colorado
Longmont, Colorado
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5ppm
Ash
5ppm
Birch
4ppm
Elm
3ppm
Maple
5ppm
Mulberry
17ppm
Oak
4ppm
Pine
0ppm
Ragweed
High
272ppm
Tree
0ppm
Weed
0ppm
Grass
High
414ppm
Tree
0ppm
Weed
0ppm
Grass
Low
95ppm
Tree
0ppm
Weed
0ppm
Grass
Moderate
186ppm
Tree
0ppm
Weed
0ppm
Grass
Low
95ppm
Tree
0ppm
Weed
0ppm
Grass
High
222ppm
Tree
0ppm
Weed
0ppm
Grass
Low

Ambee’s pollen data for Colorado, USA is grounded in National Allergy Bureau (NAB) guidelines, ensuring accuracy with real-time updates. Our models incorporate historical patterns, weather, and machine learning to provide trusted pollen forecasts and risk levels for effective allergy control.
Disclaimer: While we strive for accuracy, individual responses to allergens may vary. Always consult a healthcare provider for personal advice.
Pollen data for Longmont, Colorado is updated on an hourly basis.
In Longmont, Colorado, today's pollen risk is reported as low.
Yesterday, Longmont, Colorado recorded a pollen level of very high.
The ragweed count in Longmont, Colorado today is 0 ppm, which is low.
The current oak pollen count in Longmont, Colorado today is 17 ppm right now.
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