Air Quality in Aliso Viejo, United States

Windy
17.5°C · 68.9% humidity
17.5°
Feels 17.5°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
36 11pm
34
27
27 2am
27
27
15 5am
15
15
15 8am
15
15
27 11am
27
15
15 2pm
15
15
15 5pm
15
15
15 8pm
15
15
Station readings
36
34
CAMS model adj -10
50
50
37
37
37
37
25
25
25
25
25
25
37
37
25
25
25
25
25
25
25
25
25
25
AD 728×90

PM2.5 Trend (24h)

22h · 30 stations
68.9%
Humidity
83.2 km/h
Wind WSW
1012.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Aliso Viejo?

Temperature & Precipitation

PM2.58.55 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
8.55
Median
8.5
Average
8.05
Low
9.24
High
PM2.5 µg/m³ · Model: 8.9 · Bias: +0.3

What is the 7-day forecast for Aliso Viejo?

04-10
17.5° 15.8°
12.06 mm
04-11
16.7° 15.0°
23.88 mm
04-12
15.9° 13.9°
1.37 mm
04-13
15.9° 13.9°
0.5 mm
04-14
18.2° 15.0°
04-15
19.1° 17.6°
04-16
19.7° 17.3°
Both models agree Avg diff: 2.1°C

Where are air quality stations near Aliso Viejo?

33
Monroe Elementary
20.8 km PM2.5: 7.9 µg/m³
35
Century High School
21.6 km PM2.5: 8.3 µg/m³
35
Kennedy Elementary
22.1 km PM2.5: 8.4 µg/m³
38
Villa Intermediate
22.8 km PM2.5: 9.0 µg/m³
33
Davis Elementary
24.8 km PM2.5: 7.9 µg/m³

What cities are near Aliso Viejo?

36 Laguna Woods 21 Laguna Niguel 36 Laguna Hills 36 Laguna Beach 36 Mission Viejo 22 Ladera Ranch 14 San Juan Capistrano 36 Lake Forest 4 Dana Point 36 UC Irvine

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T02:21 UTC.