Air quality in Boulder

Air quality index (AQI) and PM2.5 air pollution in Boulder

LAST UPDATE (local time)

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Air Quality Data contributor(s)

Station(s) operated by

*IQAir’s AQI data modeled using satellite data. Learn more

Boulder does not have air monitor data

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Weather

What is the current weather in Boulder?

Weather icon
WeatherBroken clouds
Temperature12.2°C
Humidity74%
Wind6 mp/h
Pressure1029 mb

live aqi city ranking

Real-time USA city ranking

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#cityUS AQI
1 Cypress, California

164

2 Glen Avon, California

162

3 Glendora, California

162

4 Westwood, California

161

5 La Mirada, California

159

6 Covina, California

156

7 Ontario, California

156

8 North El Monte, California

155

9 Rialto, California

155

10 Lake City, Colorado

154

(local time)

SEE WORLD AQI RANKING

live Boulder aqi ranking

Real-time Boulder air quality ranking

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City AQI based on satellite data. No ground level station currently available in Boulder.

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US AQI

17 *

live AQI index
Good

Human face indicating AQI level

Overview

What is the current air quality in Boulder?

Air pollution levelAir quality indexMain pollutant
Good 17 US AQIPM2.5
PollutantsConcentration
PM2.5
4.1 µg/m³

PM2.5 concentration in Boulder air currently meets the WHO annual air quality guideline value

Health Recommendations

How to protect from air pollution in Boulder?

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Forecast

Boulder air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Thursday, Dec 2

  US AQI

Human face indicating AQI level
Friday, Dec 3

  US AQI

Human face indicating AQI level
Saturday, Dec 4

  US AQI

Human face indicating AQI level
Today

Good 17 US AQI

Human face indicating AQI level
Weather icon37.4°14°
Wind rotating 250 degree

8.9 mp/h

Monday, Dec 6

Good 15 US AQI

Human face indicating AQI level
Weather icon41°26.6°
Wind rotating 251 degree

11.2 mp/h

Tuesday, Dec 7

Good 5 US AQI

Human face indicating AQI level
Weather icon39.2°26.6°
Wind rotating 280 degree

13.4 mp/h

Wednesday, Dec 8

Good 8 US AQI

Human face indicating AQI level
Weather icon28.4°14°
Wind rotating 268 degree

11.2 mp/h

Thursday, Dec 9

Good 5 US AQI

Human face indicating AQI level
Weather icon26.6°12.2°
Wind rotating 273 degree

13.4 mp/h

Friday, Dec 10

Good 5 US AQI

Human face indicating AQI level
Weather icon30.2°17.6°
Wind rotating 203 degree

8.9 mp/h

Saturday, Dec 11

Good 5 US AQI

Human face indicating AQI level
Weather icon35.6°19.4°
Wind rotating 188 degree

6.7 mp/h

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Historical

Historic air quality graph for Boulder

How to best protect from air pollution?

Reduce your air pollution exposure in Boulder

Where is the cleanest air quality in Boulder?

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