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 Heidelberg
Air quality index (AQI) and PM2.5 air pollution in Heidelberg
17 people follow this city
Heidelberg Air Quality Map
Real-time Heidelberg air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Heidelberg today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Heidelberg?
| Weather | Clear sky |
| Temperature | 64.4°F |
| Humidity | 76% |
| Wind | 8.1 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | San Antonio, Texas | 65 |
| 2 | Braddock, Pennsylvania | 64 |
| 3 | Marana, Arizona | 63 |
| 4 | Champaign, Illinois | 58 |
| 5 | Urbana, Illinois | 58 |
| 6 | Beaver, Pennsylvania | 57 |
| 7 | Charleston, West Virginia | 57 |
| 8 | Corpus Christi, Texas | 57 |
| 9 | Terre Haute, Indiana | 57 |
| 10 | Marietta, Ohio | 55 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
53*
live AQI index
Moderate
Overview
What is the current air quality in Heidelberg?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 13.1*µg/m³ | |
!
PM2.5
x2.6
PM2.5 concentration in Heidelberg is currently 2.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Heidelberg?
 | 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
Heidelberg air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 53 AQI US |  100% | 75.2° 59° |  8.9 mp/h |
| Monday, Apr 29 | Moderate 56 AQI US | | 78.8° 57.2° | 8.9 mp/h |
| Tuesday, Apr 30 | Moderate 54 AQI US | 100% | 71.6° 57.2° | 8.9 mp/h |
| Wednesday, May 1 | Good 48 AQI US  | | 75.2° 50° | 4.5 mp/h |
| Thursday, May 2 | Moderate 57 AQI US |  | 78.8° 55.4° | 4.5 mp/h |
| Friday, May 3 | Moderate 73 AQI US |  | 80.6° 59° | 8.9 mp/h |
| Saturday, May 4 | Moderate 67 AQI US | 100% | 78.8° 60.8° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Heidelberg?
No locations are available.
AQI US, Metric