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Air quality in Merrillville
Air quality index (AQI) and PM2.5 air pollution in Merrillville
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Merrillville Air Quality Map
Real-time Merrillville air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Merrillville today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Merrillville?
| Weather | Broken clouds |
| Temperature | 51.8°F |
| Humidity | 93% |
| Wind | 16.1 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Omaha, Nebraska | 123 |
| 2 | Emmetsburg, Iowa | 106 |
| 3 | Carter Lake, Iowa | 93 |
| 4 | Oklahoma City, Oklahoma | 93 |
| 5 | Decorah, Iowa | 92 |
| 6 | Edmond, Oklahoma | 88 |
| 7 | Wichita, Kansas | 88 |
| 8 | Apple Valley, Minnesota | 87 |
| 9 | Rochester, Minnesota | 87 |
| 10 | Lincoln, Nebraska | 86 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
53*
live AQI index
Moderate
Overview
What is the current air quality in Merrillville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.2*µg/m³ | |
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PM2.5
x2
PM2.5 concentration in Merrillville is currently 2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Merrillville?
 | 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
Merrillville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 53 AQI US | | 64.4° 51.8° |  11.2 mp/h |
| Wednesday, May 15 | Moderate 56 AQI US |  90% | 73.4° 51.8° | 8.9 mp/h |
| Thursday, May 16 | Moderate 67 AQI US | 70% | 68° 57.2° | 8.9 mp/h |
| Friday, May 17 | Moderate 67 AQI US | 80% | 64.4° 57.2° | 6.7 mp/h |
| Saturday, May 18 | Moderate 69 AQI US | | 71.6° 57.2° | 11.2 mp/h |
| Sunday, May 19 | Moderate 76 AQI US | | 77° 55.4° | 4.5 mp/h |
| Monday, May 20 | Moderate 80 AQI US | 100% | 75.2° 59° | 15.7 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 Merrillville?
No locations are available.
AQI US, Metric