Air Quality in Pasadena, United States

Windy
14.3°C · 63.8% humidity
14.3°
Feels 14.3°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
25 12am
25
25
13 3am
16
19
21 6am
22
23
25 9am
26
26
33 12pm
34
27
27 3pm
27
27
27 6pm
27
27
27 9pm
27
34
AD 728×90

Air Quality Index Trend

47h · 3 stn

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

63.8%
Humidity
68.6 km/h
Wind WNW
1004.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
13
3.1 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.53.1 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
3.1
Median
3.1
Average
3.1
Low
3.1
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +2.8
06-09
27.1° 14.3°
1.13 mm
06-10
30.2° 22.3°
5.69 mm
06-11
23.1° 16.3°
06-12
27.2° 17.9°
4.06 mm
06-13
26.8° 22.0°
1.37 mm
06-14
27.4° 19.6°
4.38 mm
06-15
25.7° 17.3°
2.0 mm
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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 2026-06-09T07:42 UTC.