Air Quality in Fullerton, United States

Windy
26.7°C · 68.3% humidity
26.7°
Feels 26.7°
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
83 5am
83
66
48 8am
53
45
47 11am
49
51
52 2pm
52
53
53 5pm
53
54
54 8pm
54
54
66 11pm
66
66
66 2am
66
66
AD 728×90

Air Quality Index Trend

45h · 163 stn

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

68.3%
Humidity
42.1 km/h
Wind WSW
1016.0 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
48
11.58 µg/m³
PM10▲
60
73.05 µg/m³
050100150200300500

What is the weather forecast for Fullerton?

Temperature & Precipitation

PM2.5 Trend

45h · 163 stations
PM2.511.58 µg/m³ ✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX2.2
Moderate
AD 300×250

What is the 7-day forecast for Fullerton?

09-05
26.7° 23.3°
09-06
29.4° 21.6°
09-07
28.9° 23.6°
09-08
26.9° 20.3°
0.38 mm
09-09
30.5° 21.1°
09-10
28.0° 19.4°
09-11
31.8° 22.1°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Fullerton?

35
Elizabeth Learning Ctr (3548)
26.0 km PM2.5: 8.3 µg/m³
32
Bryson ES (2589)
26.0 km PM2.5: 7.6 µg/m³
38
Maywood ES
27.5 km PM2.5: 9.0 µg/m³
42
Garfield HS/Monterey CHS (8677)
27.8 km PM2.5: 10.0 µg/m³
36
Rowan ES (6425)
29.9 km PM2.5: 8.6 µg/m³
40
Harrison ES (4438)
31.8 km PM2.5: 9.5 µg/m³
48
Sierra Park ES (6753)
32.5 km PM2.5: 11.5 µg/m³
46
Multnomah St ES (5425)
33.1 km PM2.5: 11.0 µg/m³
45
El Sereno ES (3562)
33.7 km PM2.5: 10.8 µg/m³

What cities are near Fullerton?

48 Anaheim 48 Placentia 48 Brea 74 Buena Park 74 La Habra 74 La Mirada 74 Stanton 48 Yorba Linda 42 Garden Grove 74 La Palma
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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 2026-09-05T15:05 UTC.