Hummelstown, Pennsylvania, United States Historical Air Quality Analysis

21°C13/30°C

18°C14/24°C

19°C13/24°C

20°C16/25°C

22°C16/30°C

21°C17/29°C

22°C20/26°C

22°C17/29°C

21°C14/29°C

23°C16/32°C

21°C14/30°C

22°C15/31°C

18°C12/26°C

15°C7/24°C

16°C7/26°C

19°C9/31°C

20°C10/31°C

19°C10/31°C

22°C15/30°C

17°C10/20°C

12°C8/18°C

10°C3/19°C

12°C6/19°C

16°C14/22°C

14°C13/15°C

15°C12/20°C

14°C9/21°C

11°C6/18°C

11°C4/20°C

15°C7/26°C

--°C/°C