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 Hertford
Air quality index (AQI) and PM2.5 air pollution in Hertford
248 people follow this city
Hertford Air Quality Map
Real-time Hertford air pollution map
AIR QUALITY DATA CONTRIBUTORS
Ricardo Energy & Environment
See all
Pollen
What is the pollen count in Hertford today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Hertford?
| Weather | Broken clouds |
| Temperature | 53.6°F |
| Humidity | 51% |
| Wind | 1 mp/h |
| Pressure | 29.6 Hg |
live aqi city ranking
Real-time United Kingdom city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Hayes, England | 52 |
| 2 | Reading, England | 51 |
| 3 | West End of London, England | 41 |
| 4 | Motherwell, Scotland | 40 |
| 5 | Aberdeen, Scotland | 38 |
| 6 | Leicester, England | 38 |
| 7 | Cardiff, Wales | 37 |
| 8 | Edinburgh, Scotland | 37 |
| 9 | London, England | 37 |
| 10 | Luton, England | 37 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Hertford aqi ranking
Real-time Hertford air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | East Herts Hertford Gascoyne Way | 37 |
(local time)
SEE WORLD AQI RANKING
US AQI
37
live AQI index
Good
Overview
What is the current air quality in Hertford?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 37 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9µg/m³ | |
| NO2 | 13.2µg/m³ | |
!
PM2.5
x1.8
PM2.5 concentration in Hertford is currently 1.8 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Hertford?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Hertford air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Tuesday, Apr 23 | Good 24 AQI US |  | 48.2° 41° |  13.4 mp/h |
| Wednesday, Apr 24 | Good 21 AQI US | | 46.4° 37.4° | 13.4 mp/h |
| Thursday, Apr 25 | Good 32 AQI US | | 48.2° 35.6° | 13.4 mp/h |
| Today | Good 37 AQI US | | 53.6° 32° | 8.9 mp/h |
| Saturday, Apr 27 | Good 30 AQI US | 100% | 50° 37.4° | 11.2 mp/h |
| Sunday, Apr 28 | Good 23 AQI US | 100% | 48.2° 41° | 13.4 mp/h |
| Monday, Apr 29 | Good 25 AQI US |  | 57.2° 37.4° | 11.2 mp/h |
| Tuesday, Apr 30 | Good 34 AQI US | 40% | 60.8° 42.8° | 13.4 mp/h |
| Wednesday, May 1 | Moderate 56 AQI US  | 100% | 62.6° 48.2° | 8.9 mp/h |
| Thursday, May 2 | Moderate 57 AQI US | 90% | 59° 51.8° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Hertford air quality data attribution
1Contributor
- Ricardo Energy & Environment
1 station
Corporate Contributor
1 Data source
Where is the cleanest air quality in Hertford?
AQI US, Metric