Air Quality in Philadelphia, United States

Windy
13.8°C · 30.6% humidity
13.8°
Feels 13.8°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
76 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
34 2pm
33
34
33 5pm
30
30
30 8pm
30
30
30 11pm
43
43
43 2am
43
43
43 5am
43
43
43 8am
68
68
68 11am
68
68
Station readings
34
33
34
33
CAMS model adj -7
37
37
37
37
37
37
37
37
37
37
50
50
50
50
50
50
50
50
50
75
75
75
75
75
AD 728×90

PM2.5 Trend (24h)

27h · 1 station
30.6%
Humidity
43.0 km/h
Wind S
1034.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Philadelphia?

Temperature & Precipitation

PM2.58.29 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (76 stations within 25 km)
8.29
Median
8.37
Average
6.7
Low
11.05
High
PM2.5 µg/m³ · Model: 17.65 · Bias: +9.4

What is the 7-day forecast for Philadelphia?

04-09
13.8° 3.3°
04-10
19.1° 7.0°
04-11
22.3° 11.3°
04-12
21.3° 11.9°
04-13
23.0° 12.0°
04-14
28.0° 18.2°
04-15
25.4° 20.4°
0.19 mm
Both models agree Avg diff: 2.2°C

Where are air quality stations near Philadelphia?

40
1401 John F Kennedy Blvd
0.1 km PM2.5: 9.5 µg/m³
35
N 9th St
0.8 km PM2.5: 8.4 µg/m³
34
1901 Walnut St
0.8 km PM2.5: 8.2 µg/m³
36
315 N 18th St
0.9 km PM2.5: 8.6 µg/m³
33
807 Lombard St
1.2 km PM2.5: 8.0 µg/m³
40
2100 Pine St
1.3 km PM2.5: 9.6 µg/m³
35
1358 Ridge Ave, Philadelphia, PA 19123
1.5 km PM2.5: 8.5 µg/m³
33
Annin Street, Philadlephia
1.9 km PM2.5: 7.9 µg/m³ PM10: 8.3 µg/m³
36
3312 Walnut St
2.3 km PM2.5: 8.6 µg/m³
38
S Christopher Columbus Blvd
2.6 km PM2.5: 9.0 µg/m³

What cities are near Philadelphia?

35 Center City 35 Rittenhouse 35 Point Breeze 35 University City 35 Fishtown 35 Wharton 35 Pennsport 35 Lower Moyamensing 35 Strawberry Mansion 35 Hartranft

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T17:35 UTC.