Air Quality in Center City, United States

Drizzle
27.8°C · 40.0% humidity
27.8°
Feels 28.7°
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
80 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
48 1pm
48
41
48 4pm
46
45
44 7pm
43
42
42 10pm
42
41
41 1am
41
41
41 4am
41
41
41 7am
41
39
39 10am
39
39
Station readings
57
65
59
CAMS model adj +14
34
34
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
25
25
25
25
AD 728×90

Air Quality Index Trend

47h · 1 stn

Center City'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
71.1 km/h
Wind NNE
1012.1 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
48
11.59 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Center City?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.511.59 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (80 stations within 25 km)
11.59
Median
11.35
Average
6.7
Low
16.56
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -1.6

What is the 7-day forecast for Center City?

07-21
29.9° 20.7°
0.13 mm
07-22
25.3° 20.6°
1.63 mm
07-23
30.2° 20.0°
11.06 mm
07-24
28.6° 19.6°
0.38 mm
07-25
31.8° 22.0°
4.31 mm
07-26
24.2° 21.1°
7.19 mm
07-27
26.8° 23.3°
1.25 mm
Both models agree Avg diff: 2.6°C

Where are air quality stations near Center City?

46
N 9th St
0.5 km PM2.5: 11.1 µg/m³
53
1401 John F Kennedy Blvd
0.5 km PM2.5: 12.9 µg/m³
45
807 Lombard St
0.9 km PM2.5: 10.9 µg/m³
45
1901 Walnut St
1.2 km PM2.5: 10.8 µg/m³
51
315 N 18th St
1.3 km PM2.5: 12.1 µg/m³
50
2100 Pine St
1.6 km PM2.5: 12.0 µg/m³
46
1358 Ridge Ave, Philadelphia, PA 19123
1.6 km PM2.5: 11.1 µg/m³
59
Annin Street, Philadlephia
1.8 km PM2.5: 16.1 µg/m³ PM10: 17.1 µg/m³
46
S Christopher Columbus Blvd
2.2 km PM2.5: 11.0 µg/m³
52
1739 E Passyunk Ave
2.7 km PM2.5: 12.4 µg/m³

What cities are near Center City?

52 Philadelphia 46 Rittenhouse 47 Point Breeze 48 Fishtown 51 Wharton 50 Pennsport 50 University City 50 Lower Moyamensing 51 Whitman 48 Hartranft
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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 2026-07-21T20:04 UTC.