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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Helena?
| Weather | Broken clouds |
| Temperature | 75.2°F |
| Humidity | 70% |
| Wind | 8.1 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Fuquay-Varina, North Carolina | 151 |
| 2 | Arroyo Grande, California | 108 |
| 3 | Nipomo, California | 95 |
| 4 | Orcutt, California | 83 |
| 5 | New York City, New York | 59 |
| 6 | Cary, North Carolina | 55 |
| 7 | Corpus Christi, Texas | 55 |
| 8 | Trenton, New Jersey | 54 |
| 9 | Tampa, Florida | 53 |
| 10 | Wilmington, Delaware | 51 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Helena aqi ranking
Real-time Helena air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Helena Station | 31 |
(local time)
SEE WORLD AQI RANKING
US AQI
32*
live AQI index
Good
Overview
What is the current air quality in Helena?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 32* US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.8*µg/m³ | |
| O3 | 78*µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Helena is currently 1.2 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 |
|---|---|---|---|---|
| Sunday, Apr 28 | Good 32 AQI US |  80% | 78.8° 57.2° |  8.9 mp/h |
| Today | Good 32 AQI US | 100% | 77° 62.6° | 6.7 mp/h |
| Tuesday, Apr 30 | Good 42 AQI US |  | 84.2° 59° | 4.5 mp/h |
| Wednesday, May 1 | Moderate 56 AQI US  | | 86° 59° | 6.7 mp/h |
| Thursday, May 2 | Moderate 56 AQI US | 70% | 84.2° 64.4° | 4.5 mp/h |
| Friday, May 3 | Moderate 59 AQI US | 80% | 86° 62.6° | 4.5 mp/h |
| Saturday, May 4 | Moderate 59 AQI US | 80% | 86° 62.6° | 4.5 mp/h |
| Sunday, May 5 | Moderate 65 AQI US | 100% | 86° 64.4° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Helena?
AQI US, Metric