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Air quality in Castle Rock
Air quality index (AQI) and PM2.5 air pollution in Castle Rock
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Castle Rock Air Quality Map
Real-time Castle Rock air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Castle Rock today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Castle Rock?
| Weather | Scattered clouds |
| Temperature | 48.2°F |
| Humidity | 87% |
| Wind | 0 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Boerne, Texas | 102 |
| 2 | Palm Desert, California | 96 |
| 3 | San Antonio, Texas | 93 |
| 4 | Austin, Texas | 91 |
| 5 | New Braunfels, Texas | 91 |
| 6 | Indio, California | 87 |
| 7 | Durham, North Carolina | 82 |
| 8 | Mecca, California | 81 |
| 9 | Casa Grande, Arizona | 73 |
| 10 | Chapel Hill, North Carolina | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Castle Rock aqi ranking
Real-time Castle Rock air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Delameter Road | 20 |
(local time)
SEE WORLD AQI RANKING
US AQI
20
live AQI index
Good
Overview
What is the current air quality in Castle Rock?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 20 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.7µg/m³ | |
✓
PM2.5 concentration in Castle Rock air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Castle Rock?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Castle Rock air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 20 | Good 24 AQI US |  | 51.8° 41° |  4.5 mp/h |
| Tuesday, May 21 | Good 15 AQI US | | 59° 42.8° | 8.9 mp/h |
| Today | Good 20 AQI US | |||
| Thursday, May 23 | Good 20 AQI US | | 66.2° 41° | 2.2 mp/h |
| Friday, May 24 | Good 19 AQI US | 60% | 62.6° 41° | 6.7 mp/h |
| Saturday, May 25 | Good 11 AQI US | 100% | 57.2° 42.8° | 6.7 mp/h |
| Sunday, May 26 | Good 23 AQI US | | 64.4° 41° | 4.5 mp/h |
| Monday, May 27 | Moderate 77 AQI US  | | 64.4° 46.4° | 6.7 mp/h |
| Tuesday, May 28 | Moderate 79 AQI US | | 60.8° 42.8° | 4.5 mp/h |
| Wednesday, May 29 | Moderate 51 AQI US | 70% | 59° 42.8° | 4.5 mp/h |
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Castle Rock air quality data attribution
1Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Castle Rock?
AQI US, Metric