Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Northfield
Air quality index (AQI) and PM2.5 air pollution in Northfield
311 people follow this city
Northfield Air Quality Map
Real-time Northfield air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Northfield today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Northfield?
| Weather | Broken clouds |
| Temperature | 48.2°F |
| Humidity | 87% |
| Wind | 18.4 mp/h |
| Pressure | 29.6 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Casa Grande, Arizona | 88 |
| 2 | Columbia, South Carolina | 79 |
| 3 | Gatlinburg, Tennessee | 71 |
| 4 | Chattanooga, Tennessee | 70 |
| 5 | Corpus Christi, Texas | 67 |
| 6 | Tampa, Florida | 66 |
| 7 | Alpharetta, Georgia | 65 |
| 8 | Emmetsburg, Iowa | 64 |
| 9 | Waynesville, North Carolina | 63 |
| 10 | Decatur, Georgia | 61 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Spotlight
There is a fire near Burkhardt Station. Protect yourself from wildfire smoke and follow health recommendations. Click here.
US AQI
38*
live AQI index
Good
Overview
What is the current air quality in Northfield?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 38* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.3*µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in Northfield is currently 1.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Northfield?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Northfield air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 38 AQI US |  100% | 59° 50° |  17.9 mp/h |
| Saturday, Apr 27 | Good 10 AQI US | 100% | 48.2° 44.6° | 17.9 mp/h |
| Sunday, Apr 28 | Good 15 AQI US | 100% | 46.4° 42.8° | 15.7 mp/h |
| Monday, Apr 29 | Good 9 AQI US | 100% | 73.4° 41° | 17.9 mp/h |
| Tuesday, Apr 30 | Good 8 AQI US | | 64.4° 48.2° | 11.2 mp/h |
| Wednesday, May 1 | Good 11 AQI US | 40% | 50° 44.6° | 13.4 mp/h |
| Thursday, May 2 | Good 8 AQI US | 100% | 48.2° 46.4° | 15.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Northfield?
No locations are available.
AQI US, Metric