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 North Caldwell
Air quality index (AQI) and PM2.5 air pollution in North Caldwell
44 people follow this city
North Caldwell Air Quality Map
Real-time North Caldwell air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in North Caldwell today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in North Caldwell?
| Weather | Clear sky |
| Temperature | 50°F |
| Humidity | 76% |
| Wind | 9.2 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Durham, North Carolina | 110 |
| 2 | Chapel Hill, North Carolina | 70 |
| 3 | Lake Arrowhead, California | 66 |
| 4 | Yucaipa, California | 66 |
| 5 | Corpus Christi, Texas | 65 |
| 6 | San Antonio, Texas | 64 |
| 7 | Redlands, California | 60 |
| 8 | San Bernardino, California | 59 |
| 9 | La Crescenta-Montrose, California | 58 |
| 10 | Pahrump, Nevada | 58 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
40*
live AQI index
Good
Overview
What is the current air quality in North Caldwell?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 40* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.6*µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in North Caldwell is currently 1.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in North Caldwell?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
North Caldwell air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 40 AQI US |  90% | 60.8° 48.2° |  8.9 mp/h |
| Saturday, May 4 | Good 17 AQI US | 100% | 51.8° 46.4° | 8.9 mp/h |
| Sunday, May 5 | Good 38 AQI US | 80% | 68° 51.8° | 4.5 mp/h |
| Monday, May 6 | Moderate 54 AQI US  |  | 77° 55.4° | 6.7 mp/h |
| Tuesday, May 7 | Moderate 54 AQI US | 100% | 73.4° 57.2° | 6.7 mp/h |
| Wednesday, May 8 | Moderate 55 AQI US | 100% | 59° 48.2° | 6.7 mp/h |
| Thursday, May 9 | Good 45 AQI US | 70% | 64.4° 48.2° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in North Caldwell?
No locations are available.
AQI US, Metric