25
Good · Dominant pollutant: PM2.5
Air quality is satisfactory; air pollution poses little or no risk.
The current Air Quality Index (AQI) in Philadelphia is 25, categorized as Good. Air quality is satisfactory; air pollution poses little or no risk.
Pollutants & conditions
| Measurement | Value |
|---|
| PM2.5 | 25 |
| Ozone (O₃) | 20.8 |
| Nitrogen Dioxide (NO₂) | 3.8 |
| Sulfur Dioxide (SO₂) | 1.5 |
| Carbon Monoxide (CO) | 1.2 |
| Temperature (°C) | 16.1 |
| Humidity (%) | 64.2 |
| Pressure (hPa) | 1018.5 |
| Wind (m/s) | 2 |
| Wind Gust (m/s) | 12 |
PM2.5 forecast
| Date | Avg | Min | Max |
|---|
| 2026-05-19 | 53 | 52 | 54 |
| 2026-05-20 | 42 | 27 | 59 |
| 2026-05-21 | 17 | 11 | 25 |
| 2026-05-22 | 12 | 9 | 25 |
| 2026-05-23 | 10 | 8 | 10 |
Nearby cities
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