Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Fremont
Air quality index (AQI) and PM2.5 air pollution in Fremont
82 people follow this city
Fremont Air Quality Map
Real-time Fremont air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Fremont today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Fremont?
| Weather | Scattered clouds |
| Temperature | 78.8°F |
| Humidity | 44% |
| Wind | 8.1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 90 |
| 2 | San Bernardino, California | 86 |
| 3 | Indio, California | 83 |
| 4 | Philadelphia, Pennsylvania | 77 |
| 5 | Marana, Arizona | 71 |
| 6 | Maricopa, Arizona | 71 |
| 7 | Yucaipa, California | 71 |
| 8 | La Habra, California | 69 |
| 9 | Redlands, California | 69 |
| 10 | Cedar Park, Texas | 68 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
66*
live AQI index
Moderate
Overview
What is the current air quality in Fremont?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 66* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 17*µg/m³ | |
!
PM2.5
x3.4
PM2.5 concentration in Fremont is currently 3.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Fremont?
 | 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
Fremont air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 66 AQI US | | 78.8° 51.8° |  8.9 mp/h |
| Sunday, May 19 | Moderate 65 AQI US |  80% | 77° 57.2° | 8.9 mp/h |
| Monday, May 20 | Moderate 62 AQI US | 90% | 77° 55.4° | 13.4 mp/h |
| Tuesday, May 21 | Moderate 67 AQI US | 100% | 78.8° 59° | 17.9 mp/h |
| Wednesday, May 22 | Moderate 57 AQI US | 100% | 60.8° 50° | 17.9 mp/h |
| Thursday, May 23 | Good 15 AQI US  |  | 64.4° 46.4° | 11.2 mp/h |
| Friday, May 24 | Good 10 AQI US | | 75.2° 50° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Fremont?
No locations are available.
AQI US, Metric