Hourly Weather | Today Thursday, July 23, 2026
Bangor, Maine
5 AM
Cloudy Night
59°
Feels Like 57°
20
Humidity: 76%
UV Index: 0
Wind: 4 mph
6 AM
Cloudy Weather
57°
Feels Like 55°
20
Humidity: 81%
UV Index: 0
Wind: 6 mph
7 AM
Cloudy Weather
59°
Feels Like 59°
13
Humidity: 77%
UV Index: 1
Wind: 7 mph
8 AM
Cloudy Weather
63°
Feels Like 63°
0
Humidity: 69%
UV Index: 2
Wind: 8 mph
9 AM
Cloudy Weather
64°
Feels Like 66°
0
Humidity: 64%
UV Index: 3
Wind: 9 mph
10 AM
Cloudy Weather
66°
Feels Like 70°
0
Humidity: 59%
UV Index: 4
Wind: 9 mph
11 AM
Cloudy Weather
70°
Feels Like 73°
0
Humidity: 53%
UV Index: 6
Wind: 11 mph
12 PM
Cloudy Weather
72°
Feels Like 75°
0
Humidity: 48%
UV Index: 8
Wind: 12 mph
1 PM
Cloudy Weather
73°
Feels Like 77°
0
Humidity: 43%
UV Index: 9
Wind: 12 mph
2 PM
Cloudy Weather
73°
Feels Like 79°
0
Humidity: 39%
UV Index: 8
Wind: 12 mph
3 PM
Cloudy Weather
75°
Feels Like 77°
0
Humidity: 37%
UV Index: 6
Wind: 12 mph
4 PM
Cloudy Weather
77°
Feels Like 79°
0
Humidity: 34%
UV Index: 4
Wind: 12 mph
5 PM
Cloudy Weather
75°
Feels Like 75°
0
Humidity: 36%
UV Index: 3
Wind: 12 mph
6 PM
Cloudy Weather
73°
Feels Like 73°
0
Humidity: 38%
UV Index: 2
Wind: 9 mph
7 PM
Cloudy Weather
72°
Feels Like 70°
0
Humidity: 43%
UV Index: 1
Wind: 7 mph
8 PM
Cloudy Weather
68°
Feels Like 66°
0
Humidity: 49%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
66°
Feels Like 63°
0
Humidity: 57%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
63°
Feels Like 63°
0
Humidity: 65%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
61°
Feels Like 59°
0
Humidity: 71%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 0.75 µg/m³
  • PM10: 0.83 µg/m³
  • O3: 0.017 ppm
  • NO2: 2 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.66 µg/m³
  • PM10: 0.74 µg/m³
  • O3: 0.016 ppm
  • NO2: 2 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.63 µg/m³
  • PM10: 0.67 µg/m³
  • O3: 0.016 ppm
  • NO2: 1.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 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: 0.61 µg/m³
  • PM10: 0.64 µg/m³
  • O3: 0.017 ppm
  • NO2: 1.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.59 µg/m³
  • PM10: 0.62 µg/m³
  • O3: 0.019 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.61 µg/m³
  • PM10: 0.68 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.87 µg/m³
  • PM10: 0.96 µg/m³
  • O3: 0.027 ppm
  • NO2: 1.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.41 µg/m³
  • PM10: 1.51 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.98 µg/m³
  • PM10: 2.1 µg/m³
  • O3: 0.038 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.35 µg/m³
  • PM10: 2.49 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.53 µg/m³
  • PM10: 2.7 µg/m³
  • O3: 0.045 ppm
  • NO2: 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.

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

Pollutant Concentrations:

  • PM2.5: 2.68 µg/m³
  • PM10: 2.88 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.2 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 PM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.81 µg/m³
  • PM10: 3.02 µg/m³
  • O3: 0.045 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.

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

Pollutant Concentrations:

  • PM2.5: 2.83 µg/m³
  • PM10: 3.07 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.72 µg/m³
  • PM10: 2.99 µg/m³
  • O3: 0.041 ppm
  • NO2: 3 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 PM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.57 µg/m³
  • PM10: 2.86 µg/m³
  • O3: 0.039 ppm
  • NO2: 3.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.39 µg/m³
  • PM10: 2.67 µg/m³
  • O3: 0.038 ppm
  • NO2: 3.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.32 µg/m³
  • PM10: 2.62 µg/m³
  • O3: 0.037 ppm
  • NO2: 3.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.33 µg/m³
  • PM10: 2.64 µg/m³
  • O3: 0.035 ppm
  • NO2: 3.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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