Phân tích chất lượng không khí lịch sử Chelmsford, Massachusetts, United States

21°C16/27°C

16°C9/21°C

14°C5/22°C

15°C5/25°C

20°C14/31°C

18°C16/20°C

19°C17/22°C

22°C18/26°C

20°C14/29°C

22°C17/29°C

20°C12/30°C

18°C13/25°C

14°C8/21°C

12°C4/21°C

13°C4/25°C

19°C8/31°C

20°C11/32°C

21°C13/32°C

21°C15/30°C

17°C10/21°C

10°C5/17°C

8°C0/17°C

13°C5/20°C

12°C7/15°C

12°C11/12°C

12°C10/17°C

13°C6/19°C

9°C5/15°C

11°C6/17°C

11°C3/21°C

--°C/°C