Phân tích chất lượng không khí lịch sử Qianan, Hebei, China

21°C16/28°C

20°C16/25°C

20°C15/27°C

19°C14/26°C

19°C13/27°C

20°C14/27°C

20°C14/27°C

21°C16/27°C

20°C16/26°C

20°C14/26°C

19°C14/28°C

18°C14/24°C

18°C11/24°C

14°C8/20°C

15°C8/23°C

15°C11/20°C

16°C10/25°C

17°C11/24°C

16°C12/20°C

16°C13/21°C

17°C10/24°C

19°C13/27°C

20°C14/28°C

16°C13/21°C

18°C11/26°C

18°C12/27°C

18°C12/27°C

21°C13/29°C

20°C13/27°C

15°C12/21°C

--°C/°C