What is the air quality in La Jolla today?

The current Air Quality Index (AQI) in La Jolla is 38 (Good). PM2.5 concentration is 8.98 µg/m³.

What is the temperature in La Jolla right now?

The current temperature in La Jolla is 27.5°C (feels like 28.3°C). Humidity is 40.0% and wind speed is 33.1 km/h.

Is it safe to go outside in La Jolla?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in La Jolla, United States

Clear

27.5°C · 40.0% humidity

27.5°

Feels 28.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 8 stn

View full history →

La 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.

40.0%

Humidity

33.1 km/h

Wind WNW

1015.2 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.98 µg/m³

PM10

41.2 µg/m³

050100150200300500

What is the weather forecast for La Jolla?

Temperature & Precipitation

PM2.5 Trend

46h · 8 stations

PM2.58.98 µg/m³ ✓ WHO

Good

PM1041.2 µg/m³

Good

UV INDEX0.0

Low

Station readings (4 stations within 25 km)

8.98

Median

11.05

Average

8.5

Low

12.39

High

PM2.5 µg/m³ · Model: 13.5 · Bias: +4.5

What is the 7-day forecast for La Jolla?

10-20

27.5° 21.2°

10-21

24.0° 19.1°

10-22

30.4° 20.1°

10-23

22.3° 20.0°

10-24

23.0° 18.1°

0.19 mm

10-25

28.4° 18.3°

10-26

24.4° 20.2°

0.06 mm

Both models agree Avg diff: 2.4°C

Where are air quality stations near La Jolla?

CRSF (EHS Bldg)

4.6 km PM2.5: 8.7 µg/m³

San Diego - Sherman Elementary School, San Diego, California

19.6 km PM2.5: 29.2 µg/m³

San Diego - Sherman Elementary School, San Diego, California

19.6 km PM2.5: 12.0 µg/m³

San Diego - Sherman Elementary School, San Diego, California

19.6 km PM2.5: 11.3 µg/m³

Southwest Chula Vista

19.6 km PM2.5: 10.9 µg/m³

What cities are near La Jolla?

40 Mira Mesa 50 San Diego 34 Rancho Penasquitos 50 Coronado 31 Encinitas 52 National City 55 La Mesa 54 Lemon Grove 35 Poway 56 Santee

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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 2026-10-20T20:56 UTC.