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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 | High | |
 | Tree pollen | High | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Johnstown?
| Weather | Clear sky |
| Temperature | 51.8°F |
| Humidity | 74% |
| Wind | 1.2 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 68 |
| 2 | Arroyo Grande, California | 60 |
| 3 | Carlsbad, New Mexico | 60 |
| 4 | Coopersburg, Pennsylvania | 60 |
| 5 | Quakertown, Pennsylvania | 59 |
| 6 | Casa Grande, Arizona | 57 |
| 7 | Oklahoma City, Oklahoma | 57 |
| 8 | Tulsa, Oklahoma | 56 |
| 9 | Baton Rouge, Louisiana | 55 |
| 10 | Edmond, Oklahoma | 55 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
22*
live AQI index
Good
Overview
What is the current air quality in Johnstown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 22* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.3*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Johnstown is currently 1.1 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 22 AQI US |  | 73.4° 50° |  13.4 mp/h |
| Thursday, May 2 | Good 25 AQI US |  40% | 75.2° 50° | 6.7 mp/h |
| Friday, May 3 | Moderate 56 AQI US  | 100% | 62.6° 57.2° | 6.7 mp/h |
| Saturday, May 4 | Moderate 59 AQI US | 90% | 66.2° 59° | 8.9 mp/h |
| Sunday, May 5 | Moderate 73 AQI US | 20% | 64.4° 50° | 11.2 mp/h |
| Monday, May 6 | Moderate 65 AQI US | | 64.4° 46.4° | 4.5 mp/h |
| Tuesday, May 7 | Moderate 78 AQI US |  | 71.6° 48.2° | 6.7 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