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Air quality in Johnstown
Air quality index (AQI) and PM2.5 air pollution in Johnstown
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Johnstown Air Quality Map
Real-time Johnstown air pollution map
AIR QUALITY DATA CONTRIBUTORS
Pennsylvania Department of Environmental Protection (Pennsylvania DEP)
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Pollen
What is the pollen count in Johnstown today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Johnstown?
| Weather | Clear sky |
| Temperature | 48.2°F |
| Humidity | 98% |
| Wind | 1.7 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Glendora, California | 70 |
| 2 | Michigan City, Indiana | 68 |
| 3 | Pahrump, Nevada | 68 |
| 4 | Palm Desert, California | 66 |
| 5 | San Fernando, California | 66 |
| 6 | Akron, Ohio | 65 |
| 7 | Marina del Rey, California | 65 |
| 8 | McKeesport, Pennsylvania | 65 |
| 9 | Claremont, California | 64 |
| 10 | Monterey Park, California | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Johnstown aqi ranking
Real-time Johnstown air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Johnstown Station | 34 |
(local time)
SEE WORLD AQI RANKING
US AQI
34
live AQI index
Good
Overview
What is the current air quality in Johnstown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 34 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.2µg/m³ | |
| PM10 | 10µg/m³ | |
| O3 | 50µg/m³ | |
| NO2 | 5.5µg/m³ | |
| SO2 | 0.5µg/m³ | |
| CO | 229µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Johnstown is currently 1.2 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 |
|---|---|---|---|---|
| Wednesday, May 29 | Good 25 AQI US |  | 64.4° 46.4° |  11.2 mp/h |
| Thursday, May 30 | Good 26 AQI US |  | 69.8° 41° | 6.7 mp/h |
| Friday, May 31 | Good 32 AQI US | | 75.2° 48.2° | 4.5 mp/h |
| Today | Good 34 AQI US | | 75.2° 48.2° | 4.5 mp/h |
| Sunday, Jun 2 | Moderate 59 AQI US  |  100% | 60.8° 57.2° | 4.5 mp/h |
| Monday, Jun 3 | Moderate 62 AQI US | 30% | 73.4° 59° | 4.5 mp/h |
| Tuesday, Jun 4 | Moderate 60 AQI US | | 69.8° 57.2° | 11.2 mp/h |
| Wednesday, Jun 5 | Moderate 75 AQI US | 20% | 75.2° 59° | 13.4 mp/h |
| Thursday, Jun 6 | Moderate 75 AQI US | 100% | 71.6° 59° | 13.4 mp/h |
| Friday, Jun 7 | Good 39 AQI US | 100% | 59° 51.8° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Johnstown air quality data attribution
1Contributor
Government Contributor
Where is the cleanest air quality in Johnstown?
AQI US, Metric