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Air quality in Johnston
Air quality index (AQI) and PM2.5 air pollution in Johnston
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Johnston Air Quality Map
Real-time Johnston air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Johnston today?
 | Index | Moderate | |
 | Tree pollen | Low | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Johnston?
| Weather | Broken clouds |
| Temperature | 55.4°F |
| Humidity | 72% |
| Wind | 6.9 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Lewisville, Texas | 111 |
| 2 | Corpus Christi, Texas | 109 |
| 3 | Fort Worth, Texas | 97 |
| 4 | Palm Desert, California | 96 |
| 5 | Dallas, Texas | 94 |
| 6 | Denton, Texas | 94 |
| 7 | Mecca, California | 92 |
| 8 | Georgetown, Texas | 91 |
| 9 | Leander, Texas | 91 |
| 10 | Midlothian, Texas | 89 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
16*
live AQI index
Good
Overview
What is the current air quality in Johnston?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 16* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.9*µg/m³ | |
✓
PM2.5 concentration in Johnston air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Johnston?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Johnston air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 16 AQI US |  100% | 75.2° 53.6° |  15.7 mp/h |
| Thursday, May 9 | Good 21 AQI US | 80% | 60.8° 50° | 13.4 mp/h |
| Friday, May 10 | Good 9 AQI US | 20% | 69.8° 44.6° | 13.4 mp/h |
| Saturday, May 11 | Good 10 AQI US | 40% | 73.4° 51.8° | 8.9 mp/h |
| Sunday, May 12 | Good 10 AQI US | 100% | 77° 55.4° | 11.2 mp/h |
| Monday, May 13 | Good 11 AQI US | 100% | 77° 57.2° | 8.9 mp/h |
| Tuesday, May 14 | Good 13 AQI US | 100% | 73.4° 59° | 13.4 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 Johnston?
No locations are available.
AQI US, Metric