Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Merced
Air quality index (AQI) and PM2.5 air pollution in Merced
40K people follow this city
Merced Air Quality Map
Real-time Merced air pollution map
AIR QUALITY DATA CONTRIBUTORS
20 Contributors
See all
Pollen
What is the pollen count in Merced today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Merced?
| Weather | Clear sky |
| Temperature | 80.6°F |
| Humidity | 37% |
| Wind | 5 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  San Bernardino, California | 87 |
| 2 | Channelview, Texas | 84 |
| 3 | Fontana, California | 84 |
| 4 | Galena Park, Texas | 84 |
| 5 | Pasadena, Texas | 84 |
| 6 | Redlands, California | 81 |
| 7 | Yucaipa, California | 81 |
| 8 | Baytown, Texas | 79 |
| 9 | San Antonio, Texas | 79 |
| 10 | Boerne, Texas | 77 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Merced aqi ranking
Real-time Merced air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Merced-M St | 52 |
| 2 | Merced-S Coffee Avenue | 44 |
| 3 | Merced-Vierra | 44 |
| 4 | K Street-ucm-34b | 42 |
| 5 | K Street-ucm-37a9 | 42 |
| 6 | K Street-ucm-45b2 | 42 |
| 7 | K Street-ucm-4f3 | 42 |
| 8 | K Street-ucm-4efb | 41 |
| 9 | K Street-ucm-728f | 41 |
| 10 | K Street-ucm-7931 | 41 |
(local time)
SEE WORLD AQI RANKING
US AQI
41
live AQI index
Good
Overview
What is the current air quality in Merced?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 41 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.4µg/m³ | |
| PM10 | 23µg/m³ | |
| O3 | 94µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Merced is currently 1.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Merced?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Merced air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Good 34 AQI US | | 89.6° 57.2° |  11.2 mp/h |
| Thursday, May 30 | Good 35 AQI US | | 95° 60.8° | 11.2 mp/h |
| Friday, May 31 | Good 33 AQI US | | 89.6° 57.2° | 15.7 mp/h |
| Today | Good 41 AQI US | | 89.6° 57.2° | 15.7 mp/h |
| Sunday, Jun 2 | Moderate 60 AQI US  |  | 86° 53.6° | 13.4 mp/h |
| Monday, Jun 3 | Moderate 54 AQI US | | 82.4° 59° | 17.9 mp/h |
| Tuesday, Jun 4 | Good 39 AQI US | | 98.6° 55.4° | 11.2 mp/h |
| Wednesday, Jun 5 | Moderate 69 AQI US | | 104° 66.2° | 8.9 mp/h |
| Thursday, Jun 6 | Moderate 80 AQI US | | 104° 69.8° | 13.4 mp/h |
| Friday, Jun 7 | Moderate 79 AQI US | | 102.2° 62.6° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Merced air quality data attribution
20Contributors
- California Air Resources Board (CARB)
1 station
2 Government Contributors
- AirGradient
2 stations
Corporate Contributor
- 17 Anonymous contributors
17 stations
17 Anonymous Contributors
5 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Merced?
- Bernasconi Park 23
- San Felipe Court 27
- Kinglet Court 29
- West Yosemite Avenue 29
- Ranchero Lane 30
- White Wolf Court 30
- Moraga, Merced 32
- ucm-4aef 34
- Cabana Court 35
- Quesada, Merced 37
- K Street-ucm-f430 40
- K Street-ucm-4efb 41
- K Street-ucm-728f 41
- K Street-ucm-7931 41
- K Street-ucm-f431 41
- K Street-ucm-34b 42
- K Street-ucm-37a9 42
- K Street-ucm-45b2 42
- K Street-ucm-4f3 42
- Merced-S Coffee Avenue 44
- Merced-Vierra 44
- Merced-M St 52
AQI US, Metric