What is the air quality in Center City today?

The current Air Quality Index (AQI) in Center City is 23 (Good). PM2.5 concentration is 5.45 µg/m³.

What is the temperature in Center City right now?

The current temperature in Center City is 11.1°C (feels like 11.1°C). Humidity is 71.6% and wind speed is 37.5 km/h.

Is it safe to go outside in Center City?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Center City, United States

Cloudy

11.1°C · 71.6% humidity

11.1°

Feels 11.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

83 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

47h · 1 stn

View full history →

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.

71.6%

Humidity

37.5 km/h

Wind ENE

1027.8 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.45 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Center City?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station

PM2.55.45 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (83 stations within 25 km)

5.45

Median

5.09

Average

2.53

Low

7.9

High

PM2.5 µg/m³ · Model: 6.5 · Bias: +1.0

What is the 7-day forecast for Center City?

10-21

21.4° 8.7°

0.06 mm

10-22

20.6° 13.1°

3.75 mm

10-23

18.4° 7.1°

10-24

17.7° 10.8°

0.06 mm

10-25

20.1° 7.1°

1.37 mm

10-26

15.6° 11.2°

7.37 mm

10-27

12.1° 8.3°

8.63 mm

Both models agree Avg diff: 3.4°C

Where are air quality stations near Center City?

N 9th St

0.5 km PM2.5: 5.4 µg/m³

1401 John F Kennedy Blvd

0.5 km PM2.5: 5.9 µg/m³

807 Lombard St

0.9 km PM2.5: 5.0 µg/m³

1901 Walnut St

1.2 km PM2.5: 6.6 µg/m³

315 N 18th St

1.3 km PM2.5: 5.1 µg/m³

2100 Pine St

1.6 km PM2.5: 5.4 µg/m³

1358 Ridge Ave, Philadelphia, PA 19123

1.6 km PM2.5: 5.2 µg/m³

Annin Street, Philadlephia

1.8 km PM2.5: 4.3 µg/m³ PM10: 5.1 µg/m³

S Christopher Columbus Blvd

2.2 km PM2.5: 5.1 µg/m³

1739 E Passyunk Ave

2.7 km PM2.5: 5.2 µg/m³

What cities are near Center City?

25 Philadelphia 25 Rittenhouse 20 Point Breeze 21 Fishtown 20 Wharton 21 Pennsport 23 University City 21 Lower Moyamensing 22 Whitman 22 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 2026-10-21T00:36 UTC.