The AQI in Philadelphia is currently 52 — Moderate. Acceptable for most; unusually sensitive people may notice minor symptoms.
| Measurement | Value |
|---|---|
| PM2.5 | 52 |
| Ozone (O₃) | 9.6 |
| NO₂ | 8.4 |
| SO₂ | 1.5 |
| CO | 3.4 |
| Temperature (°C) | 22.3 |
| Humidity (%) | 91.2 |
| Pressure (hPa) | 1009.7 |
| Wind (m/s) | 2.5 |
| Wind Gust (m/s) | 8.5 |
| Pollutant | Mon, May 25 | Tue, May 26 | Wed, May 27 | Thu, May 28 | Fri, May 29 | Sat, May 30 | Sun, May 31 | Mon, Jun 1 |
|---|---|---|---|---|---|---|---|---|
| PM2.5 |
67
66–68
|
46
33–70
|
49
42–80
|
23
14–51
|
27
13–43
|
28
8–47
|
11
8–15
|
23
12–29
|
| PM10 |
24
23–24
|
14
10–24
|
13
11–28
|
7
4–15
|
8
4–12
|
8
3–15
|
5
3–7
|
8
6–11
|
| UV Index |
0
0–0
|
1
0–3
|
2
0–7
|
2
0–8
|
2
0–8
|
2
0–6
|