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

22°C16/30°C

22°C15/30°C

23°C18/30°C

22°C17/30°C

19°C15/25°C

19°C13/27°C

18°C12/25°C

18°C11/27°C

19°C12/29°C

20°C13/28°C

22°C17/28°C

20°C15/26°C

20°C14/27°C

18°C12/25°C

15°C10/21°C

16°C10/21°C

13°C6/20°C

14°C6/23°C

15°C11/22°C

16°C9/24°C

17°C9/25°C

14°C8/20°C

13°C8/20°C

16°C9/24°C

17°C10/25°C

17°C11/26°C

15°C12/19°C

16°C10/25°C

17°C10/25°C

--°C/°C

--°C/°C