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Air quality in Johnstown
Air quality index (AQI) and PM2.5 air pollution in Johnstown
19 people follow this city
Johnstown Air Quality Map
Real-time Johnstown air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Johnstown today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Weather
What is the current weather in Johnstown?
| Weather | Broken clouds |
| Temperature | 55.4°F |
| Humidity | 73% |
| Wind | 6 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | San Bernardino, California | 90 |
| 2 | Casa Grande, Arizona | 80 |
| 3 | Fontana, California | 79 |
| 4 | San Fernando, California | 79 |
| 5 | Riverside, California | 76 |
| 6 | The Woodlands, Texas | 76 |
| 7 | Visalia, California | 76 |
| 8 | Corpus Christi, Texas | 74 |
| 9 | Van Nuys, California | 73 |
| 10 | El Centro, California | 72 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
49*
live AQI index
Good
Overview
What is the current air quality in Johnstown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 49* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12*µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in Johnstown is currently 2.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Johnstown?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Johnstown air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 49 AQI US |  100% | 59° 42.8° |  15.7 mp/h |
| Saturday, Apr 20 | Good 14 AQI US | | 48.2° 37.4° | 17.9 mp/h |
| Sunday, Apr 21 | Good 6 AQI US | | 51.8° 32° | 8.9 mp/h |
| Monday, Apr 22 | Good 20 AQI US |  | 57.2° 35.6° | 6.7 mp/h |
| Tuesday, Apr 23 | Good 26 AQI US | 100% | 53.6° 42.8° | 15.7 mp/h |
| Wednesday, Apr 24 | Good 43 AQI US | 100% | 48.2° 32° | 13.4 mp/h |
| Thursday, Apr 25 | Good 11 AQI US | | 48.2° 28.4° | 11.2 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Johnstown?
No locations are available.
AQI US, Metric