Air quality near Fremont, Union City
Air quality index (AQI⁺) and PM2.5 air pollution near Fremont, Union City • 1 Follower • 00:00, Jun 07 Local time
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
14
US AQI⁺Good
Main pollutant:
PM2.5
2.5 µg/m³
12°
13 km/h
83 %
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
Hourly forecast
Fremont, Union City air quality index (AQI⁺) forecast
Daily forecast
Fremont, Union City air quality index (AQI⁺) forecast
| Today | 17 | 21° 12° | 22 km/h | 65% | |
| Mon | 15 | 20° 11° | 23 km/h | 72% | |
| Tue | 33 | 25° 16° | 16 km/h | 61% |
Air pollutants
What is the current air quality near Fremont?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |

Real-time Fremont, Union City air pollution map
Pollen
What is the pollen count in Fremont today?
Index
Low
Tree Low | 25% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Fremont
Pollen
What is the pollen count in Fremont today?
Index
Low
Tree Low | 25% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comHistoric air quality near Fremont
History
Historic air quality graph for Fremont
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near Fremont, Union City
Worldwide AQI⁺ rankingStation ranking











