Air Quality in Carlsbad, United States
Clear
29.2°C · 41.4% humidity
29.2°
Feels 30.8°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Carlsbad's air quality — share it
AQI Forecast
54
7am
54
34
31
10am
27
27
27
1pm
27
25
25
4pm
25
25
25
7pm
25
27
34
10pm
34
34
34
1am
27
27
27
4am
27
34
Air Quality Index Trend
21h · 1 stnCarlsbad's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
41.4%
Humidity
6.1 km/h
Wind N
1013.2 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.35 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for Carlsbad?
Temperature & Precipitation
PM2.5 Trend
21h · 1 stationPM2.57.35 µg/m³
✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX14.9
Extreme
What is the 7-day forecast for Carlsbad?
09-05
35.7° 22.9°
0.06 mm
09-06
37.6° 20.3°
1.81 mm
09-07
34.8° 24.8°
1.88 mm
09-08
34.3° 21.7°
09-09
35.3° 23.6°
3.13 mm
09-10
32.5° 24.4°
0.56 mm
09-11
35.8° 23.3°
Both models agree
Avg diff: 4.3°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T16:37 UTC.