Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Bethlehem
Air quality index (AQI) and PM2.5 air pollution in Bethlehem
459 people follow this city
Bethlehem Air Quality Map
Real-time Bethlehem air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
See all
Pollen
What is the pollen count in Bethlehem today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Bethlehem?
| Weather | Clear sky |
| Temperature | 62.6°F |
| Humidity | 75% |
| Wind | 0 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Corpus Christi, Texas | 68 |
| 2 | Buffalo, New York | 67 |
| 3 | The Woodlands, Texas | 65 |
| 4 | Braddock, Pennsylvania | 61 |
| 5 | New Braunfels, Texas | 61 |
| 6 | Coopersburg, Pennsylvania | 60 |
| 7 | New York City, New York | 60 |
| 8 | Bethlehem, Pennsylvania | 59 |
| 9 | Casa Grande, Arizona | 59 |
| 10 | Dunmore, Pennsylvania | 59 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Bethlehem aqi ranking
Real-time Bethlehem air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | HanTwp B | 65 |
| 2 | Hellertown-BIP-78 | 62 |
| 3 | Research Drive | 60 |
| 4 | W Broad St | 60 |
| 5 | HanTwp A | 59 |
| 6 | Honeysuckle Road | 58 |
| 7 | American Way | 57 |
| 8 | LU Athletic Field | 57 |
| 9 | Linden Street | 57 |
| 10 | Easton Road | 55 |
(local time)
SEE WORLD AQI RANKING
US AQI
58
live AQI index
Moderate
Overview
What is the current air quality in Bethlehem?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 58 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 15.5µg/m³ | |
!
PM2.5
x3.1
PM2.5 concentration in Bethlehem is currently 3.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Bethlehem?
 | 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
Bethlehem air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, Apr 26 | Good 17 AQI US  |  | 53.6° 37.4° |  8.9 mp/h |
| Saturday, Apr 27 | Good 28 AQI US | | 75.2° 44.6° | 8.9 mp/h |
| Sunday, Apr 28 | Moderate 54 AQI US | | 80.6° 57.2° | 6.7 mp/h |
| Today | Moderate 58 AQI US | 90% | 80.6° 57.2° | 6.7 mp/h |
| Tuesday, Apr 30 | Moderate 57 AQI US | 90% | 77° 59° | 4.5 mp/h |
| Wednesday, May 1 | Moderate 54 AQI US | 70% | 73.4° 53.6° | 4.5 mp/h |
| Thursday, May 2 | Moderate 55 AQI US |  | 71.6° 48.2° | 4.5 mp/h |
| Friday, May 3 | Moderate 55 AQI US | 40% | 77° 53.6° | 6.7 mp/h |
| Saturday, May 4 | Moderate 68 AQI US | 100% | 53.6° 48.2° | 11.2 mp/h |
| Sunday, May 5 | Moderate 57 AQI US | 70% | 57.2° 48.2° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Bethlehem air quality data attribution
11Contributors
- 11 Anonymous contributors
11 stations
11 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Bethlehem?
AQI US, Metric