Hourly Weather | Today Wednesday, December 24, 2025
Duluth, Minnesota
2 PM
Cloudy Weather
32°
Feels Like 32°
0
Humidity: 73%
Wind: 5 mph
UV Index: 1
3 PM
Cloudy Weather
32°
Feels Like 34°
0
Humidity: 74%
Wind: 5 mph
UV Index: 1
4 PM
Cloudy Weather
30°
Feels Like 28°
0
Humidity: 80%
Wind: 5 mph
UV Index: 0
5 PM
Cloudy Night
28°
Feels Like 27°
0
Humidity: 81%
Wind: 6 mph
UV Index: 0
6 PM
Cloudy Night
27°
Feels Like 23°
0
Humidity: 84%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
25°
Feels Like 21°
0
Humidity: 83%
Wind: 6 mph
UV Index: 0
8 PM
Cloudy Night
25°
Feels Like 19°
0
Humidity: 81%
Wind: 6 mph
UV Index: 0
9 PM
Cloudy Night
25°
Feels Like 19°
0
Humidity: 78%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Night
23°
Feels Like 19°
0
Humidity: 77%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Night
21°
Feels Like 18°
0
Humidity: 76%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

2 PM
40 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.66 µg/m³
  • PM10: 10.66 µg/m³
  • O3: 0.023 ppm
  • NO2: 6.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.22 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.12 µg/m³
  • PM10: 11.22 µg/m³
  • O3: 0.021 ppm
  • NO2: 8.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.23 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.4 µg/m³
  • PM10: 11.55 µg/m³
  • O3: 0.020 ppm
  • NO2: 9.5 ppb
  • SO2: 0.6 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

5 PM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.57 µg/m³
  • PM10: 11.71 µg/m³
  • O3: 0.017 ppm
  • NO2: 10.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

6 PM
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.7 µg/m³
  • PM10: 11.79 µg/m³
  • O3: 0.016 ppm
  • NO2: 10.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

7 PM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.45 µg/m³
  • PM10: 11.43 µg/m³
  • O3: 0.015 ppm
  • NO2: 10.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

8 PM
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.23 µg/m³
  • PM10: 11.12 µg/m³
  • O3: 0.015 ppm
  • NO2: 9.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

9 PM
41 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.94 µg/m³
  • PM10: 10.73 µg/m³
  • O3: 0.015 ppm
  • NO2: 9 ppb
  • SO2: 0.2 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

10 PM
39 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.45 µg/m³
  • PM10: 10.19 µg/m³
  • O3: 0.018 ppm
  • NO2: 7.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.23 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.05 µg/m³
  • PM10: 9.87 µg/m³
  • O3: 0.019 ppm
  • NO2: 6.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.22 ppm

Health Recommendations:

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