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Air quality in Longmont
Air quality index (AQI) and PM2.5 air pollution in Longmont
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Longmont Air Quality Map
Real-time Longmont air pollution map
AIR QUALITY DATA CONTRIBUTORS
16 Contributors
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Pollen
What is the pollen count in Longmont today?
 | Index | Very high | |
 | Tree pollen | Low | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Longmont?
| Weather | Clear sky |
| Temperature | 55.4°F |
| Humidity | 50% |
| Wind | 0 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 173 |
| 2 | Corpus Christi, Texas | 95 |
| 3 | Coachella, California | 90 |
| 4 | Lubbock, Texas | 84 |
| 5 | Thermal, California | 82 |
| 6 | Campo, California | 77 |
| 7 | Dundalk, Maryland | 70 |
| 8 | Pahrump, Nevada | 68 |
| 9 | San Antonio, Texas | 68 |
| 10 | Dallas, Texas | 67 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Longmont aqi ranking
Real-time Longmont air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Bluebird Avenue | 32 |
| 2 | Snead Court | 24 |
| 3 | South Bross Street | 23 |
| 4 | Ute Creek Drive | 22 |
| 5 | Clover Basin Consulting | 19 |
| 6 | Preston Drive | 18 |
| 7 | Willis Heights | 17 |
| 8 | Rozena Drive | 16 |
| 9 | Caleta Trail | 15 |
| 10 | Hallett Peak | 14 |
(local time)
SEE WORLD AQI RANKING
US AQI
16
live AQI index
Good
Overview
What is the current air quality in Longmont?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 16 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.9µg/m³ | |
✓
PM2.5 concentration in Longmont air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Longmont?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Longmont air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 20 | Good 15 AQI US |  | 60.8° 42.8° |  11.2 mp/h |
| Tuesday, May 21 | Good 21 AQI US |  | 71.6° 37.4° | 11.2 mp/h |
| Wednesday, May 22 | Good 20 AQI US | | 77° 48.2° | 29.1 mp/h |
| Today | Good 16 AQI US | | 77° 48.2° | 29.1 mp/h |
| Friday, May 24 | Good 19 AQI US | 30% | 69.8° 39.2° | 13.4 mp/h |
| Saturday, May 25 | Good 39 AQI US | | 75.2° 48.2° | 29.1 mp/h |
| Sunday, May 26 | Good 17 AQI US |  | 71.6° 44.6° | 26.8 mp/h |
| Monday, May 27 | Good 7 AQI US | | 75.2° 44.6° | 11.2 mp/h |
| Tuesday, May 28 | Good 26 AQI US | 60% | 78.8° 48.2° | 8.9 mp/h |
| Wednesday, May 29 | Moderate 73 AQI US  | 60% | 78.8° 50° | 13.4 mp/h |
Interested in hourly forecast? Get the app
Longmont air quality data attribution
16Contributors
- Anonymous
1 station
Educational Contributor
- John Baum
1 station
Individual Contributor
- 14 Anonymous contributors
14 stations
14 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Longmont?
- Rabbit Mountain Equestrian Center 5
- Hawthorne Place 9
- Summerlin Lane 10
- The Shores 12
- Eagle Court 13
- Mallard Place 13
- Hallett Peak 14
- Caleta Trail 15
- Rozena Drive 16
- Willis Heights 17
- Preston Drive 18
- Clover Basin Consulting 19
- Ute Creek Drive 22
- South Bross Street 23
- Snead Court 24
- Bluebird Avenue 32
AQI US, Metric