Air quality in Boulder

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

LAST UPDATE   (local time)

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Weather

What is the current weather in Boulder?

WeatherClear sky
Temperature78.8 oC
Humidity21 %
Wind5.8 mp/h
Pressure1017 mb

live aqi city ranking

Real-time USA city ranking

#cityUS AQI
1Charlotte Hall

221

2Union

155

3North Beach Haven

113

4Sedro-Woolley

101

5Casa Grande

99

6Jersey City

99

7Welby

95

8Belvedere

93

9Hallsville

87

10Florence

85

  (local time)

SEE WORLD AQI RANKING

live Boulder aqi ranking

Real-time Boulder air quality ranking

#stationUS AQI
1Longmont

24

2Boulder - CU - 2102 Athens St.

17

3Airport Boulevard

2

4Dartmouth Avenue

2

5Spruce Street

2

6Kalmia Avenue

1

7Sumac Avenue

0

  (local time)

SEE WORLD AQI RANKING

Boulder webcam

3:15, Jul 13

Is there air pollution in Boulder?

US AQI

2

live AQI index
Good

Overview

What is the current air quality in Boulder?

Air pollution levelAir quality indexMain pollutant
Good2 US AQIPM2.5
PollutantsConcentration
PM2.5
0.4 µg/m³

Health Recommendations

How to protect from air pollution in Boulder?

Open your windows to bring clean, fresh air indoors
Enjoy outdoor activities

Forecast

Boulder air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Thursday, Jul 9

Good

Friday, Jul 10

Good

Saturday, Jul 11

Good

Today

Good

93.2° 60.8°

2.2 mp/h

Monday, Jul 13

Good

87.8° 62.6°

6.7 mp/h

Tuesday, Jul 14

Good

87.8° 57.2°

8.9 mp/h

Wednesday, Jul 15

Good

91.4° 62.6°

6.7 mp/h

Thursday, Jul 16

Good

95° 66.2°

13.4 mp/h

Friday, Jul 17

Good

95° 69.8°

0 mp/h

Saturday, Jul 18

Good

93.2° 66.2°

8.9 mp/h

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Historic air quality graph for Boulder

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Reduce your air pollution exposure in Boulder

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