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Air quality in Johnstown
Air quality index (AQI) and PM2.5 air pollution in Johnstown
21 people follow this city
Johnstown Air Quality Map
Real-time Johnstown air pollution map
Pollen
What is the pollen count in Johnstown today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Johnstown?
| Weather | Broken clouds |
| Temperature | 60.8°F |
| Humidity | 59% |
| Wind | 8.6 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Glendora, California | 91 |
| 2 | Claremont, California | 90 |
| 3 | Corpus Christi, Texas | 90 |
| 4 | Mecca, California | 88 |
| 5 | Redlands, California | 86 |
| 6 | Pasadena, California | 83 |
| 7 | San Bernardino, California | 82 |
| 8 | Glendale, California | 81 |
| 9 | San Fernando, California | 80 |
| 10 | La Verne, California | 77 |
(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 | Liberty Township, Licking County, OH | 53 |
(local time)
SEE WORLD AQI RANKING
US AQI
53
live AQI index
Moderate
Overview
What is the current air quality in Johnstown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.2µg/m³ | |
| PM10 | 10.6µg/m³ | |
!
PM2.5
x2
PM2.5 concentration in Johnstown is currently 2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Johnstown?
 | 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
Johnstown air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Good 32 AQI US  |  | 64.4° 42.8° |  8.9 mp/h |
| Thursday, May 30 | Good 25 AQI US | | 69.8° 44.6° | 4.5 mp/h |
| Friday, May 31 | Good 48 AQI US | | 73.4° 50° | 8.9 mp/h |
| Today | Moderate 53 AQI US | | 73.4° 50° | 8.9 mp/h |
| Sunday, Jun 2 | Moderate 62 AQI US |  100% | 69.8° 57.2° | 13.4 mp/h |
| Monday, Jun 3 | Moderate 56 AQI US | | 78.8° 55.4° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 56 AQI US | 100% | 69.8° 60.8° | 6.7 mp/h |
| Wednesday, Jun 5 | Moderate 64 AQI US | 100% | 71.6° 60.8° | 13.4 mp/h |
| Thursday, Jun 6 | Moderate 54 AQI US | 100% | 68° 53.6° | 15.7 mp/h |
| Friday, Jun 7 | Good 14 AQI US | 100% | 59° 48.2° | 13.4 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
AirGradient1 station
Corporate Contributor
1 Data source
Where is the cleanest air quality in Johnstown?
AQI US, Metric