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 Knightstown
Air quality index (AQI) and PM2.5 air pollution in Knightstown
5 people follow this city
Knightstown Air Quality Map
Real-time Knightstown air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Knightstown today?
 | Index | High | |
 | Tree pollen | High | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Knightstown?
| Weather | Broken clouds |
| Temperature | 64.4°F |
| Humidity | 80% |
| Wind | 15.5 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Boerne, Texas | 80 |
| 2 | San Antonio, Texas | 76 |
| 3 | Braddock, Pennsylvania | 62 |
| 4 | Fort Worth, Texas | 59 |
| 5 | Charleston, West Virginia | 58 |
| 6 | Urbana, Illinois | 58 |
| 7 | Champaign, Illinois | 56 |
| 8 | Corpus Christi, Texas | 56 |
| 9 | Marietta, Ohio | 56 |
| 10 | McKeesport, Pennsylvania | 56 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
51*
live AQI index
Moderate
Overview
What is the current air quality in Knightstown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 51* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.2*µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in Knightstown is currently 2.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Knightstown?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Knightstown air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 51 AQI US |  40% | 73.4° 62.6° |  17.9 mp/h |
| Monday, Apr 29 | Good 48 AQI US  | 100% | 69.8° 60.8° | 20.1 mp/h |
| Tuesday, Apr 30 | Good 38 AQI US | 80% | 73.4° 55.4° | 8.9 mp/h |
| Wednesday, May 1 | Good 38 AQI US | 100% | 75.2° 57.2° | 13.4 mp/h |
| Thursday, May 2 | Moderate 76 AQI US | 60% | 80.6° 62.6° | 15.7 mp/h |
| Friday, May 3 | Moderate 71 AQI US | 100% | 71.6° 60.8° | 22.4 mp/h |
| Saturday, May 4 | Good 28 AQI US | 80% | 60.8° 46.4° | 20.1 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Knightstown?
No locations are available.
AQI US, Metric