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Air quality in Helena
Air quality index (AQI) and PM2.5 air pollution in Helena
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Helena Air Quality Map
Real-time Helena air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Helena today?
 | Index | High | |
 | Tree pollen | Low | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Helena?
| Weather | Broken clouds |
| Temperature | 73.4°F |
| Humidity | 80% |
| Wind | 15 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Saint Clair, Pennsylvania | 62 |
| 2 | San Antonio, Texas | 60 |
| 3 | Corpus Christi, Texas | 58 |
| 4 | Casa Grande, Arizona | 55 |
| 5 | Champaign, Illinois | 55 |
| 6 | Potomac, Maryland | 55 |
| 7 | The Woodlands, Texas | 55 |
| 8 | Urbana, Illinois | 55 |
| 9 | Detroit, Michigan | 54 |
| 10 | Burns Harbor, Indiana | 53 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
29*
live AQI index
Good
Overview
What is the current air quality in Helena?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 29* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7*µg/m³ | |
!
PM2.5
x1.4
PM2.5 concentration in Helena is currently 1.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Helena?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Helena air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 29 AQI US |  60% | 77° 69.8° |  15.7 mp/h |
| Monday, Apr 29 | Good 20 AQI US | 100% | 78.8° 62.6° | 13.4 mp/h |
| Tuesday, Apr 30 | Good 18 AQI US | 100% | 82.4° 62.6° | 6.7 mp/h |
| Wednesday, May 1 | Good 18 AQI US | 60% | 82.4° 68° | 8.9 mp/h |
| Thursday, May 2 | Good 44 AQI US | | 82.4° 66.2° | 8.9 mp/h |
| Friday, May 3 | Moderate 63 AQI US  | | 82.4° 68° | 11.2 mp/h |
| Saturday, May 4 | Good 32 AQI US | 80% | 82.4° 68° | 4.5 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Helena?
No locations are available.
AQI US, Metric