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 contributors Sources

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Weather

What is the current weather in Boulder?

Weather icon
WeatherBroken clouds
Temperature68°C
Humidity52%
Wind3 mp/h
Pressure1022 mb

live aqi city ranking

Real-time USA city ranking

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#cityUS AQI
1 Flagstaff, Arizona

155

2 Sylvan Springs, Alabama

139

3 Charles Town, West Virginia

125

4 Leadville, Colorado

124

5 Anthony, New Mexico

95

6 San Antonio, Texas

91

7 Southlake, Texas

91

8 Sykesville, Maryland

86

9 Clatsop, Oregon

85

10 Crozet, Virginia

85

(local time)

SEE WORLD AQI RANKING

live Boulder aqi ranking

Real-time Boulder air quality ranking

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#stationUS AQI
1 Walker Ranch, Pine Needle Notch

46

2 Left Hand Circle

39

3 Deer Trail Circle

37

4 Benchmark Drive

36

5 Hawk Lane

35

6 10th Street

33

7 South 42nd Street

33

8 Chautauqua Heights, Cascade Avenue

32

9 Artesian Drive

31

10 Hawthorn Avenue

31

(local time)

SEE WORLD AQI RANKING

US AQI

30

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 30 US AQItrendPM2.5
PollutantsConcentration
PM2.5
7.2 µg/m³trend
!

PM2.5

x0

PM2.5 concentration in Boulder air is currently 0 times above WHO exposure recommendation

Health Recommendations

How to protect from air pollution in Boulder?

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Forecast

Boulder air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Thursday, Jun 17

Moderate 57 US AQI

Human face indicating AQI level
Friday, Jun 18

Good 48 US AQI

Human face indicating AQI level
Saturday, Jun 19

Good 24 US AQI

Human face indicating AQI level
Sunday, Jun 20

Good 14 US AQI

Human face indicating AQI level
Weather icon71.6°50°
Wind rotating 114 degree

6.7 mp/h

Today

Good 30 US AQI

Human face indicating AQI level
Weather icon95°57.2°
Wind rotating 174 degree

11.2 mp/h

Tuesday, Jun 22

Good 34 US AQI

Human face indicating AQI level
Weather icon91.4°66.2°
Wind rotating 256 degree

11.2 mp/h

Wednesday, Jun 23

Good 40 US AQI

Human face indicating AQI level
Weather icon82.4°62.6°
Wind rotating 276 degree

13.4 mp/h

Thursday, Jun 24

Good 36 US AQI

Human face indicating AQI level
Weather icon62.6°57.2°
Wind rotating 263 degree

11.2 mp/h

Friday, Jun 25

Good 20 US AQI

Human face indicating AQI level
Weather icon77°53.6°
Wind rotating 39 degree

8.9 mp/h

Saturday, Jun 26

Good 20 US AQI

Human face indicating AQI level
Weather icon73.4°55.4°
Wind rotating 41 degree

15.7 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

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