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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 |
Weather
What is the current weather in Caldwell?
| Weather | Rain |
| Temperature | 73.4°F |
| Humidity | 78% |
| Wind | 8.1 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Three Rivers, California | 85 |
| 2 | Lake Arrowhead, California | 77 |
| 3 | Springville, California | 70 |
| 4 | The Woodlands, Texas | 70 |
| 5 | San Gabriel, California | 69 |
| 6 | Yucaipa, California | 68 |
| 7 | Greensboro, North Carolina | 67 |
| 8 | Altadena, California | 64 |
| 9 | Monrovia, California | 64 |
| 10 | San Fernando, California | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
44*
live AQI index
Good
Overview
What is the current air quality in Caldwell?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 44* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.7*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Caldwell is currently 2.1 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 44 AQI US | 100% | 66.2° 55.4° |  13.4 mp/h |
| Saturday, Apr 20 | Good 44 AQI US | 100% | 59° 50° | 13.4 mp/h |
| Sunday, Apr 21 | Good 32 AQI US |  | 68° 48.2° | 6.7 mp/h |
| Monday, Apr 22 | Good 35 AQI US |  | 73.4° 51.8° | 8.9 mp/h |
| Tuesday, Apr 23 | Moderate 65 AQI US  | 20% | 78.8° 62.6° | 8.9 mp/h |
| Wednesday, Apr 24 | Moderate 71 AQI US | 90% | 78.8° 62.6° | 15.7 mp/h |
| Thursday, Apr 25 | Moderate 56 AQI US | 90% | 78.8° 68° | 17.9 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Caldwell?
No locations are available.
AQI US, Metric