Air Quality in Fremont, United States

Windy
9.0°C · 83.5% humidity
9.0°
Feels 4.3°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
27 11pm
27
27
34 2am
32
31
30 5am
29
28
28 8am
28
27
25 11am
25
25
25 2pm
25
24
24 5pm
24
24
24 8pm
24
24
AD 728×90

Air Quality Index Trend

29h · 1 stn

Fremont's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

83.5%
Humidity
46.2 km/h
Wind WNW
1008.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
34
8.17 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

29h · 1 station
PM2.58.17 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
06-09
30.8° 9.0°
06-10
22.3° 18.5°
7.25 mm
06-11
24.2° 11.5°
06-12
28.1° 18.0°
1.69 mm
06-13
27.5° 22.2°
3.94 mm
06-14
24.7° 15.0°
06-15
31.7° 20.3°
2.69 mm
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T06:48 UTC.