Air Quality in Tustin Legacy, United States

Windy
25.5°C · 50.0% humidity
25.5°
Feels 25.5°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
34 10am
34
34
25 1pm
28
29
31 4pm
32
32
26 7pm
26
26
27 10pm
27
27
27 1am
34
34
34 4am
34
27
27 7am
27
34
AD 728×90

Air Quality Index Trend

48h · 1 stn

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

50.0%
Humidity
46.7 km/h
Wind SSW
1008.8 hPa
Pressure
29.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
5.86 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Tustin Legacy?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.55.86 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX29.9
Extreme
AD 300×250
Station readings (1 station within 25 km)
5.86
Median
5.86
Average
5.86
Low
5.86
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +5.0

What is the 7-day forecast for Tustin Legacy?

07-21
26.2° 22.3°
07-22
24.9° 21.6°
07-23
24.9° 20.9°
07-24
30.0° 22.1°
07-25
26.7° 21.8°
07-26
28.7° 21.1°
07-27
28.0° 22.1°
Both models agree Avg diff: 2.0°C

Where are air quality stations near Tustin Legacy?

8
Monroe Elementary
3.8 km PM2.5: 2.0 µg/m³
24
Century High School
4.0 km PM2.5: 5.8 µg/m³
20
Kennedy Elementary
4.5 km PM2.5: 4.8 µg/m³
11
Villa Intermediate
5.3 km PM2.5: 2.7 µg/m³
11
Davis Elementary
7.3 km PM2.5: 2.7 µg/m³

What cities are near Tustin Legacy?

25 Westpark 25 Irvine 25 Woodbridge 25 El Camino Real 25 Tustin 25 Northwood 25 Santa Ana 25 UC Irvine 25 North Tustin 25 Stonegate
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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 2026-07-21T20:54 UTC.