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Air quality in St Johns
Air quality index (AQI) and PM2.5 air pollution in St Johns
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St Johns Air Quality Map
Real-time St Johns air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in St Johns today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in St Johns?
| Weather | Clear sky |
| Temperature | 75.2°F |
| Humidity | 19% |
| Wind | 3.1 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Claremont, California | 83 |
| 2 | Redlands, California | 81 |
| 3 | Glendora, California | 80 |
| 4 | San Fernando, California | 79 |
| 5 | Glendale, California | 78 |
| 6 | Pasadena, California | 78 |
| 7 | San Bernardino, California | 78 |
| 8 | Coachella, California | 77 |
| 9 | North Hollywood, California | 77 |
| 10 | Alhambra, California | 75 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
56*
live AQI index
Moderate
Overview
What is the current air quality in St Johns?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12*µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in St Johns is currently 2.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in St Johns?
 | 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
St Johns air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 56 AQI US |  | 102.2° 75.2° |  15.7 mp/h |
| Sunday, Jun 2 | Moderate 57 AQI US | | 100.4° 71.6° | 13.4 mp/h |
| Monday, Jun 3 | Moderate 57 AQI US | | 98.6° 69.8° | 13.4 mp/h |
| Tuesday, Jun 4 | Moderate 54 AQI US |  | 100.4° 71.6° | 8.9 mp/h |
| Wednesday, Jun 5 | Moderate 76 AQI US | | 104° 73.4° | 8.9 mp/h |
| Thursday, Jun 6 | Moderate 76 AQI US |  | 105.8° 77° | 8.9 mp/h |
| Friday, Jun 7 | Moderate 62 AQI US | | 104° 80.6° | 20.1 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 St Johns?
No locations are available.
AQI US, Metric