Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Harleysville
Air quality index (AQI) and PM2.5 air pollution in Harleysville
110 people follow this city
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 | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Harleysville?
| Weather | Broken clouds |
| Temperature | 66.2°F |
| Humidity | 82% |
| Wind | 8.1 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 96 |
| 2 | Georgetown, Texas | 88 |
| 3 | New Braunfels, Texas | 86 |
| 4 | San Antonio, Texas | 86 |
| 5 | Austin, Texas | 82 |
| 6 | Round Rock, Texas | 81 |
| 7 | Cedar Park, Texas | 80 |
| 8 | Mecca, California | 79 |
| 9 | Deschutes River Woods, Oregon | 77 |
| 10 | Boerne, Texas | 76 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
60*
live AQI index
Moderate
Overview
What is the current air quality in Harleysville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 60* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 14*µg/m³ | |
!
PM2.5
x2.8
PM2.5 concentration in Harleysville is currently 2.8 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 60 AQI US | | 69.8° 57.2° |  4.5 mp/h |
| Monday, May 20 | Moderate 58 AQI US |  | 77° 53.6° | 6.7 mp/h |
| Tuesday, May 21 | Moderate 64 AQI US | | 78.8° 55.4° | 6.7 mp/h |
| Wednesday, May 22 | Moderate 55 AQI US |  50% | 82.4° 59° | 11.2 mp/h |
| Thursday, May 23 | Moderate 56 AQI US | 100% | 77° 59° | 8.9 mp/h |
| Friday, May 24 | Good 38 AQI US  |  | 73.4° 50° | 8.9 mp/h |
| Saturday, May 25 | Good 33 AQI US | | 77° 53.6° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Harleysville?
No locations are available.
AQI US, Metric