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Air quality in Caldwell
Air quality index (AQI) and PM2.5 air pollution in Caldwell
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Caldwell Air Quality Map
Real-time Caldwell air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Caldwell today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Caldwell?
| Weather | Broken clouds |
| Temperature | 73.4°F |
| Humidity | 83% |
| Wind | 6.9 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 140 |
| 2 | Las Vegas, Nevada | 84 |
| 3 | Casa Grande, Arizona | 76 |
| 4 | Ann Arbor, Michigan | 67 |
| 5 | Keeler, California | 67 |
| 6 | Pahrump, Nevada | 63 |
| 7 | Corpus Christi, Texas | 61 |
| 8 | Lone Pine, California | 59 |
| 9 | Fort Wayne, Indiana | 57 |
| 10 | Olancha, California | 53 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
38*
live AQI index
Good
Overview
What is the current air quality in Caldwell?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 38* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.1*µg/m³ | |
!
PM2.5
x1.8
PM2.5 concentration in Caldwell is currently 1.8 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Caldwell?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Caldwell air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 38 AQI US |  100% | 80.6° 68° |  13.4 mp/h |
| Monday, May 6 | Good 46 AQI US | 40% | 82.4° 68° | 13.4 mp/h |
| Tuesday, May 7 | Good 43 AQI US | | 87.8° 69.8° | 11.2 mp/h |
| Wednesday, May 8 | Moderate 61 AQI US  | | 87.8° 71.6° | 15.7 mp/h |
| Thursday, May 9 | Moderate 71 AQI US | 30% | 82.4° 71.6° | 15.7 mp/h |
| Friday, May 10 | Moderate 67 AQI US | | 69.8° 60.8° | 17.9 mp/h |
| Saturday, May 11 | Good 15 AQI US | | 69.8° 53.6° | 8.9 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 Caldwell?
No locations are available.
AQI US, Metric