Air Quality in Lake Forest, United States

Clear
30.2°C · 37.4% humidity
30.2°
Feels 30.2°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
34 1pm
34
34
29 4pm
30
51
52 7pm
53
53
53 10pm
54
54
54 1am
34
34
34 4am
54
54
54 7am
54
54
54 10am
54
54
AD 728×90

Air Quality Index Trend

46h · 28 stn

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

37.4%
Humidity
35.7 km/h
Wind WSW
1010.2 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
29
7.0 µg/m³
PM10▲
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Lake Forest?

Temperature & Precipitation

PM2.5 Trend

46h · 28 stations
PM2.57.0 µg/m³ ✓ WHO
Good
PM1041.15 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for Lake Forest?

08-03
31.5° 21.3°
08-04
31.2° 24.4°
08-05
33.7° 21.7°
08-06
32.4° 18.1°
08-07
29.7° 21.2°
08-08
30.5° 19.5°
08-09
28.9° 17.4°
Both models agree Avg diff: 2.2°C

Where are air quality stations near Lake Forest?

29
Century High School
17.4 km PM2.5: 7.0 µg/m³
8
Monroe Elementary
17.7 km PM2.5: 2.0 µg/m³
20
Kennedy Elementary
18.0 km PM2.5: 4.8 µg/m³
11
Villa Intermediate
18.2 km PM2.5: 2.7 µg/m³
11
Davis Elementary
20.3 km PM2.5: 2.7 µg/m³

What cities are near Lake Forest?

28 Laguna Hills 28 Laguna Woods 30 Mission Viejo 34 Rancho Santa Margarita 28 Stonegate 28 Aliso Viejo 28 El Camino Real 31 Ladera Ranch 28 Northwood 28 Woodbridge
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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 2026-08-07T23:59 UTC.