Air Quality in La Jolla, United States
Windy
24.6°C · 61.5% humidity
24.6°
Feels 24.6°
68
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
La Jolla's air quality — share it
AQI Forecast
54
3pm
54
54
68
6pm
64
61
59
9pm
58
57
56
12am
55
55
55
3am
66
66
54
6am
66
54
54
9am
54
54
54
12pm
54
54
Air Quality Index Trend
45h · 8 stnLa Jolla's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in La Jolla is 1.4× the WHO 24-hour guideline of 15 µg/m³.
61.5%
Humidity
42.3 km/h
Wind WSW
1010.2 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
20.3 µg/m³
PM10
41.15 µg/m³
050100150200300500
What is the weather forecast for La Jolla?
Temperature & Precipitation
PM2.5 Trend
45h · 8 stationsPM2.520.3 µg/m³
×1.4 WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for La Jolla?
08-03
24.6° 20.8°
08-04
26.4° 21.9°
0.5 mm
08-05
26.7° 21.1°
08-06
25.1° 19.2°
08-07
24.7° 20.9°
08-08
26.3° 20.0°
08-09
24.3° 18.6°
Both models agree
Avg diff: 2.0°C
Where are air quality stations near La Jolla?
34
CRSF (EHS Bldg)
41
San Diego - Sherman Elementary School, San Diego, California
43
San Diego - Sherman Elementary School, San Diego, California
42
San Diego - Sherman Elementary School, San Diego, California
What cities are near La Jolla?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T01:01 UTC.