Air Quality in San Clemente, United States

Windy
17.5°C · 68.9% humidity
17.5°
Feels 17.5°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
40 6pm
40
40
32 9pm
32
32
32 12am
19
19
19 3am
19
7
7 6am
7
7
7 9am
7
19
19 12pm
7
7
7 3pm
7
7
Station readings
40
40
40
CAMS model adj -18
50
50
50
50
50
50
50
37
37
37
37
25
25
25
25
25
25
37
37
25
25
25
25
25
AD 728×90

PM2.5 Trend (24h)

23h · 5 stations
68.9%
Humidity
83.2 km/h
Wind WSW
1012.0 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Temperature & Precipitation

PM2.54.25 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
04-09
18.6° 17.0°
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°

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T21:29 UTC.