Air Quality in South Pasadena, United States

Clear
16.4°C · 32.9% humidity
16.4°
Feels 16.4°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
96 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
5 4am
5
5
13 7am
11
9
8 10am
7
7
6 1pm
6
6
5 4pm
5
0
0 7pm
0
0
5 10pm
5
5
5 1am
5
5
Station readings
4
CAMS model adj -49
54
54
54
54
54
54
54
54
54
54
54
54
54
54
34
34
34
34
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

34h · 1 stn

South 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.

32.9%
Humidity
25.9 km/h
Wind NNE
1012.0 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
13
3.17 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

34h · 1 station
PM2.53.17 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
3.17
Median
3.55
Average
0.15
Low
14.5
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +7.7
05-29
31.7° 16.4°
05-30
20.7° 12.0°
05-31
29.4° 17.7°
06-01
31.4° 13.9°
06-02
30.2° 12.5°
06-03
29.9° 10.7°
06-04
25.3° 14.7°
Get AQI alerts for South Pasadena

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T14:35 UTC.