Air quality in Boulder

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

Last update at (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
Temperature55.4°C
Humidity32%
Wind2.7 mp/h
Pressure1013 mb

live aqi city ranking

Real-time USA city ranking

#city US AQI
1 Socorro, New Mexico

120

2 Greenville, Texas

96

3 Rialto, California

96

4 Glendora, California

94

5 Sanger, Texas

90

6 Bloomington, California

89

7 La Crescenta-Montrose, California

89

8 Altadena, California

87

9 Glendale, California

85

10 Kissimmee, Florida

85

(local time)

SEE WORLD AQI RANKING

live Boulder aqi ranking

Real-time Boulder air quality ranking

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US AQI

13*

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 13* US AQIPM2.5
PollutantsConcentration
PM2.5
3.1*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
Sunday, May 22

Good 13 US AQI

Human face indicating AQI level
Weather icon55.4°33.8°
Wind rotating 39 degree

4.5 mp/h

Today

Good 13 US AQI

Human face indicating AQI level
Weather icon62.6°39.2°
Wind rotating 250 degree

4.5 mp/h

Tuesday, May 24

Good 11 US AQI

Human face indicating AQI level
Weather icon68°46.4°
Wind rotating 287 degree

13.4 mp/h

Wednesday, May 25

Good 11 US AQI

Human face indicating AQI level
Weather icon73.4°50°
Wind rotating 195 degree

6.7 mp/h

Thursday, May 26

Good 9 US AQI

Human face indicating AQI level
Weather icon66.2°50°
Wind rotating 270 degree

13.4 mp/h

Friday, May 27

Good 6 US AQI

Human face indicating AQI level
Weather icon51.8°44.6°
Wind rotating 290 degree

4.5 mp/h

Saturday, May 28

Good 5 US AQI

Human face indicating AQI level
Weather icon46.4°37.4°
Wind rotating 308 degree

2.2 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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