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Air quality in Harleysville
Air quality index (AQI) and PM2.5 air pollution in Harleysville
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Harleysville Air Quality Map
Real-time Harleysville air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Harleysville today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Harleysville?
| Weather | Clear sky |
| Temperature | 77°F |
| Humidity | 54% |
| Wind | 4.6 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | The Woodlands, Texas | 134 |
| 2 | Corpus Christi, Texas | 85 |
| 3 | Austin, Texas | 79 |
| 4 | Houston, Texas | 77 |
| 5 | Galena Park, Texas | 75 |
| 6 | San Antonio, Texas | 74 |
| 7 | Shreveport, Louisiana | 73 |
| 8 | Georgetown, Texas | 71 |
| 9 | Mecca, California | 70 |
| 10 | New Braunfels, Texas | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Spotlight
Coatesville has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
52*
live AQI index
Moderate
Overview
What is the current air quality in Harleysville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 52* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.5*µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in Harleysville is currently 1.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Harleysville?
 | 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
Harleysville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 52 AQI US |  40% | 77° 57.2° |  4.5 mp/h |
| Wednesday, May 8 | Moderate 56 AQI US | 90% | 78.8° 60.8° | 13.4 mp/h |
| Thursday, May 9 | Moderate 53 AQI US | 100% | 66.2° 55.4° | 8.9 mp/h |
| Friday, May 10 | Good 48 AQI US  | 80% | 59° 46.4° | 11.2 mp/h |
| Saturday, May 11 | Good 24 AQI US | 30% | 60.8° 42.8° | 4.5 mp/h |
| Sunday, May 12 | Good 35 AQI US | 70% | 62.6° 50° | 11.2 mp/h |
| Monday, May 13 | Good 24 AQI US | | 66.2° 44.6° | 4.5 mp/h |
| Tuesday, May 14 | Good 32 AQI US | 20% | 71.6° 48.2° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Harleysville?
No locations are available.
AQI US, Metric