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Air quality in Norwalk
Air quality index (AQI) and PM2.5 air pollution in Norwalk
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Norwalk Air Quality Map
Real-time Norwalk air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Norwalk today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Norwalk?
| Weather | Broken clouds |
| Temperature | 68°F |
| Humidity | 82% |
| Wind | 1 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Thibodaux, Louisiana | 116 |
| 2 | La Crescenta-Montrose, California | 89 |
| 3 | Yucaipa, California | 87 |
| 4 | San Bernardino, California | 86 |
| 5 | Indio, California | 77 |
| 6 | New Orleans, Louisiana | 77 |
| 7 | Fontana, California | 76 |
| 8 | Hammond, Indiana | 76 |
| 9 | Claremont, California | 75 |
| 10 | Burns Harbor, Indiana | 73 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
55*
live AQI index
Moderate
Overview
What is the current air quality in Norwalk?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 55* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.3*µg/m³ | |
!
PM2.5
x2.3
PM2.5 concentration in Norwalk is currently 2.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Norwalk?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Norwalk air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 16 | Moderate 55 AQI US |  100% | 69.8° 59° |  8.9 mp/h |
| Today | Moderate 55 AQI US | 60% | 75.2° 57.2° | 6.7 mp/h |
| Saturday, May 18 | Moderate 71 AQI US |  | 78.8° 59° | 6.7 mp/h |
| Sunday, May 19 | Moderate 70 AQI US |  | 80.6° 60.8° | 8.9 mp/h |
| Monday, May 20 | Moderate 68 AQI US | | 82.4° 62.6° | 11.2 mp/h |
| Tuesday, May 21 | Moderate 76 AQI US | 80% | 78.8° 69.8° | 20.1 mp/h |
| Wednesday, May 22 | Moderate 54 AQI US | 100% | 69.8° 50° | 15.7 mp/h |
| Thursday, May 23 | Good 8 AQI US  | | 53.6° 44.6° | 11.2 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Norwalk?
No locations are available.
AQI US, Metric