Boulder Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

Boulder

Boulder County, Colorado

2026-01-20 18:00

AQI (US)

Moderate

Pollutants|Pollens

PM2.5

μg/m³

12.3

PM10

μg/m³

42

O3

μg/m³

70.7

Weather

9℃

14%

31 kph

2 of 11

Historical Data

Places included

Boulder - CU - 2102 Athens St.

Boulder Reservoir

Data Sources

http://www.airnow.gov/

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Cities Nearby

Eldorado Springs