Air Quality in Mission Viejo, United States

Windy
19.9°C · 49.7% humidity
19.9°
Feels 19.9°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
48 8pm
45
46
46 11pm
46
33
33 2am
33
33
21 5am
21
21
21 8am
21
21
33 11am
33
21
21 2pm
21
21
21 5pm
21
21
Station readings
48
45
CAMS model adj -4
50
50
50
50
50
37
37
37
37
25
25
25
25
25
25
37
37
25
25
25
25
25
25
25
AD 728×90

PM2.5 Trend (24h)

22h · 17 stations
49.7%
Humidity
82.0 km/h
Wind WSW
1011.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Mission Viejo?

Temperature & Precipitation

PM2.59.89 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
9.89
Median
9.75
Average
9.26
Low
10.28
High
PM2.5 µg/m³ · Model: 8.9 · Bias: -1.0

What is the 7-day forecast for Mission Viejo?

04-09
23.1° 15.7°
04-10
19.9° 13.9°
14.63 mm
04-11
17.4° 12.8°
20.94 mm
04-12
16.2° 12.0°
0.88 mm
04-13
17.1° 11.6°
0.13 mm
04-14
22.1° 12.8°
04-15
24.0° 16.7°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Mission Viejo?

39
Monroe Elementary
21.8 km PM2.5: 9.4 µg/m³
41
Century High School
21.9 km PM2.5: 9.9 µg/m³
42
Kennedy Elementary
22.4 km PM2.5: 10.0 µg/m³
43
Villa Intermediate
22.8 km PM2.5: 10.4 µg/m³
38
Davis Elementary
24.9 km PM2.5: 9.2 µg/m³

What cities are near Mission Viejo?

41 Laguna Hills 28 Ladera Ranch 41 Laguna Woods 41 Lake Forest 41 Aliso Viejo 41 Rancho Santa Margarita 28 Laguna Niguel 21 San Juan Capistrano 41 Laguna Beach 41 Stonegate

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T23:15 UTC.