What is the air quality in Philadelphia today?

The current Air Quality Index (AQI) in Philadelphia is 23 (Good). PM2.5 concentration is 5.58 µg/m³.

What is the temperature in Philadelphia right now?

The current temperature in Philadelphia is 16.9°C (feels like 16.9°C). Humidity is 34.8% and wind speed is 20.3 km/h.

Is it safe to go outside in Philadelphia?

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

Air Quality in Philadelphia, United States

Clear

16.9°C · 34.8% humidity

16.9°

Feels 16.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

88 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

47h · 1 stn

View full history →

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

34.8%

Humidity

20.3 km/h

Wind WNW

1022.0 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.58 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Philadelphia?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station

PM2.55.58 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (88 stations within 25 km)

5.58

Median

4.98

Average

2.31

Low

9.1

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +0.4

What is the 7-day forecast for Philadelphia?

10-20

16.9° 7.0°

7.75 mm

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

Both models agree Avg diff: 3.4°C

Where are air quality stations near Philadelphia?

1401 John F Kennedy Blvd

0.1 km PM2.5: 5.8 µg/m³

N 9th St

0.8 km PM2.5: 5.4 µg/m³

1901 Walnut St

0.8 km PM2.5: 5.7 µg/m³

315 N 18th St

0.9 km PM2.5: 5.2 µg/m³

807 Lombard St

1.2 km PM2.5: 4.8 µg/m³

2100 Pine St

1.3 km PM2.5: 5.4 µg/m³

1358 Ridge Ave, Philadelphia, PA 19123

1.5 km PM2.5: 4.9 µg/m³

Annin Street, Philadlephia

1.9 km PM2.5: 1.8 µg/m³ PM10: 2.2 µg/m³

3312 Walnut St

2.3 km PM2.5: 5.7 µg/m³

Philly Thrive - AQ Host

2.5 km PM2.5: 4.4 µg/m³

What cities are near Philadelphia?

22 Center City 23 Rittenhouse 20 Point Breeze 22 University City 21 Fishtown 20 Wharton 21 Pennsport 21 Lower Moyamensing 20 Strawberry Mansion 21 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 2026-10-20T20:05 UTC.