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Air quality in Herald
Air quality index (AQI) and PM2.5 air pollution in Herald
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Herald Air Quality Map
Real-time Herald air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Herald today?
 | Index | Very high | |
 | Tree pollen | Low | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Herald?
| Weather | Clear sky |
| Temperature | 77°F |
| Humidity | 52% |
| Wind | 5 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Thibodaux, Louisiana | 111 |
| 2 | San Bernardino, California | 90 |
| 3 | Hammond, Indiana | 86 |
| 4 | Yucaipa, California | 85 |
| 5 | Chicago, Illinois | 81 |
| 6 | Burns Harbor, Indiana | 80 |
| 7 | Indio, California | 80 |
| 8 | Redlands, California | 80 |
| 9 | La Crescenta-Montrose, California | 78 |
| 10 | Fontana, California | 77 |
(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 Herald?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.4*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Herald is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Herald?
 | 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
Herald air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 53 AQI US | | 80.6° 50° |  8.9 mp/h |
| Saturday, May 18 | Moderate 59 AQI US | | 80.6° 50° | 11.2 mp/h |
| Sunday, May 19 | Moderate 60 AQI US | | 80.6° 48.2° | 6.7 mp/h |
| Monday, May 20 | Moderate 54 AQI US | | 82.4° 48.2° | 11.2 mp/h |
| Tuesday, May 21 | Good 24 AQI US  | | 84.2° 51.8° | 8.9 mp/h |
| Wednesday, May 22 | Good 26 AQI US | | 78.8° 48.2° | 6.7 mp/h |
| Thursday, May 23 | Good 37 AQI US |  | 75.2° 50° | 8.9 mp/h |
| Friday, May 24 | Good 22 AQI US |  | 78.8° 46.4° | 11.2 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Herald?
No locations are available.
AQI US, Metric