Duluth, Minnesota, United States Historical Air Quality Analysis

4°C-1/7°C

7°C1/13°C

11°C1/19°C

10°C7/13°C

7°C3/11°C

6°C-2/11°C

8°C3/14°C

13°C6/21°C

11°C4/17°C

20°C8/30°C

16°C10/22°C

7°C5/11°C

7°C5/10°C

7°C6/9°C

8°C1/13°C

8°C1/16°C

9°C4/15°C

8°C7/8°C

14°C5/24°C

13°C9/16°C

21°C16/27°C

15°C10/20°C

12°C9/16°C

20°C9/32°C

15°C10/22°C

14°C8/23°C

14°C8/21°C

14°C8/21°C

19°C9/27°C

19°C13/27°C