Air Quality in Fremont, United States
Windy
23.0°C · 45.0% humidity
23.0°
Feels 23.0°
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
Fremont's air quality — share it
AQI Forecast
25
7pm
25
25
56
10pm
46
40
35
1am
32
30
28
4am
27
26
26
7am
26
25
25
10am
24
25
25
1pm
25
25
25
4pm
25
25
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.
45.0%
Humidity
58.0 km/h
Wind NNE
1016.2 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
14.62 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Fremont?
Temperature & Precipitation
PM2.514.62 µg/m³
✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX2.9
Moderate
What is the 7-day forecast for Fremont?
08-03
25.7° 18.7°
0.5 mm
08-04
33.8° 16.9°
1.56 mm
08-05
32.5° 15.1°
0.38 mm
08-06
28.4° 18.7°
7.56 mm
08-07
27.8° 16.8°
0.13 mm
08-08
31.4° 18.8°
6.19 mm
08-09
32.0° 22.2°
Both models agree
Avg diff: 3.1°C
What cities are near Fremont?
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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 2026-08-08T02:07 UTC.