Air Quality in San Clemente, United States

Partly Cloudy
20.9°C · 55.8% humidity
20.9°
Feels 20.9°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
54 5am
54
34
15 8am
20
24
47 11am
49
50
51 2pm
52
33
33 5pm
26
27
27 8pm
27
27
27 11pm
27
27
27 2am
27
27
AD 728×90

Air Quality Index Trend

45h · 7 stn

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

55.8%
Humidity
33.7 km/h
Wind WSW
1014.4 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
15
3.68 µg/m³
PM10▲
25
27.4 µg/m³
050100150200300500

What is the weather forecast for San Clemente?

Temperature & Precipitation

PM2.5 Trend

45h · 7 stations
PM2.53.68 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250

What is the 7-day forecast for San Clemente?

05-29
20.9° 17.3°
05-30
17.6° 15.7°
05-31
19.8° 17.7°
06-01
20.3° 17.4°
06-02
20.0° 15.5°
06-03
19.8° 15.4°
06-04
18.7° 16.6°
Both models agree Avg diff: 0.9°C

Where are air quality stations near San Clemente?

9
Camp Pendleton, San Diego, California
30.8 km PM2.5: 2.2 µg/m³
34
Camp Pendleton, San Diego, California
30.8 km PM2.5: 8.2 µg/m³

What cities are near San Clemente?

15 Dana Point 15 San Juan Capistrano 15 Laguna Niguel 15 Ladera Ranch 14 Aliso Viejo 14 Mission Viejo 14 Laguna Beach 14 Laguna Hills 14 Laguna Woods 14 Rancho Santa Margarita
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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 2026-05-29T15:36 UTC.