Hourly Weather | Today Wednesday, May 20, 2026
Erie, Pennsylvania
1 AM
Stormy Weather
68°
Feels Like 63°
63
Humidity: 88%
UV Index: 0
Wind: 13 mph
2 AM
Stormy Weather
68°
Feels Like 63°
57
Humidity: 86%
UV Index: 0
Wind: 12 mph
3 AM
Cloudy Weather
66°
Feels Like 64°
49
Humidity: 85%
UV Index: 0
Wind: 10 mph
4 AM
Stormy Weather
66°
Feels Like 61°
57
Humidity: 84%
UV Index: 0
Wind: 10 mph
5 AM
Cloudy Weather
64°
Feels Like 61°
40
Humidity: 87%
UV Index: 0
Wind: 9 mph
6 AM
Cloudy Weather
61°
Feels Like 57°
34
Humidity: 87%
UV Index: 0
Wind: 9 mph
7 AM
Cloudy Weather
59°
Feels Like 55°
22
Humidity: 81%
UV Index: 0
Wind: 9 mph
8 AM
Cloudy Weather
55°
Feels Like 54°
34
Humidity: 78%
UV Index: 1
Wind: 9 mph
9 AM
Cloudy Weather
55°
Feels Like 52°
34
Humidity: 74%
UV Index: 1
Wind: 8 mph
10 AM
Cloudy Weather
54°
Feels Like 52°
40
Humidity: 73%
UV Index: 1
Wind: 8 mph
11 AM
Rainy Weather
54°
Feels Like 50°
51
Humidity: 71%
UV Index: 2
Wind: 7 mph
12 PM
Cloudy Weather
54°
Feels Like 55°
47
Humidity: 67%
UV Index: 3
Wind: 7 mph
1 PM
Cloudy Weather
55°
Feels Like 57°
36
Humidity: 64%
UV Index: 4
Wind: 7 mph
2 PM
Cloudy Weather
55°
Feels Like 59°
20
Humidity: 61%
UV Index: 4
Wind: 8 mph
3 PM
Cloudy Weather
55°
Feels Like 59°
20
Humidity: 57%
UV Index: 4
Wind: 8 mph
4 PM
Cloudy Weather
57°
Feels Like 57°
20
Humidity: 55%
UV Index: 2
Wind: 9 mph
5 PM
Cloudy Weather
57°
Feels Like 55°
20
Humidity: 55%
UV Index: 2
Wind: 9 mph
6 PM
Cloudy Weather
59°
Feels Like 57°
20
Humidity: 50%
UV Index: 1
Wind: 9 mph
7 PM
Cloudy Weather
57°
Feels Like 54°
13
Humidity: 54%
UV Index: 1
Wind: 9 mph
8 PM
Cloudy Weather
55°
Feels Like 52°
0
Humidity: 57%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 62%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
54°
Feels Like 50°
0
Humidity: 65%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
52°
Feels Like 48°
0
Humidity: 66%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.94 µg/m³
  • PM10: 2.17 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 AM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.02 µg/m³
  • PM10: 2.26 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 AM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.1 µg/m³
  • PM10: 2.35 µg/m³
  • O3: 0.027 ppm
  • NO2: 1.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 AM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.2 µg/m³
  • PM10: 2.48 µg/m³
  • O3: 0.024 ppm
  • NO2: 1.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
20 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.33 µg/m³
  • PM10: 2.62 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
19 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.49 µg/m³
  • PM10: 2.77 µg/m³
  • O3: 0.020 ppm
  • NO2: 2.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM
17 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.7 µg/m³
  • PM10: 2.99 µg/m³
  • O3: 0.018 ppm
  • NO2: 2.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM
15 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.93 µg/m³
  • PM10: 3.24 µg/m³
  • O3: 0.016 ppm
  • NO2: 3.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM
14 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.08 µg/m³
  • PM10: 3.42 µg/m³
  • O3: 0.016 ppm
  • NO2: 3.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM
15 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.09 µg/m³
  • PM10: 3.42 µg/m³
  • O3: 0.016 ppm
  • NO2: 3.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM
17 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.86 µg/m³
  • PM10: 3.15 µg/m³
  • O3: 0.019 ppm
  • NO2: 3.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.28 µg/m³
  • PM10: 2.51 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.95 µg/m³
  • PM10: 2.17 µg/m³
  • O3: 0.027 ppm
  • NO2: 1.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.73 µg/m³
  • PM10: 1.96 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.53 µg/m³
  • PM10: 1.78 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.35 µg/m³
  • PM10: 1.62 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.16 µg/m³
  • PM10: 1.44 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.99 µg/m³
  • PM10: 1.28 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.87 µg/m³
  • PM10: 1.16 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.79 µg/m³
  • PM10: 1.08 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.72 µg/m³
  • PM10: 1.01 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.67 µg/m³
  • PM10: 0.97 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.64 µg/m³
  • PM10: 0.91 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.