year　2009	
	
week	temperature(℃)
	
1	22.3 
2	22.3 
3	21.6 
4	21.7 
5	21.7 
6	21.4 
7	21.5 
8	21.6 
9	22.1 
10	22.1 
11	21.6 
12	22.0 
13	21.9 
14	21.4 
15	21.8 
16	22.7 
17	22.4 
18	22.8 
19	22.6 
20	23.0 
21	24.7 
22	23.0 
23	23.4 
24	25.0 
25	25.8 
26	26.7 
27	28.4 
28	28.3 
29	27.8 
30	28.7 
31	28.7 
32	27.1 
33	29.1 
34	28.1 
35	28.3 
36	28.3 
37	28.7 
38	28.6 
39	28.0 
40	28.4 
41	27.1 
42	26.8 
43	26.2 
44	25.6 
45	25.8 
46	25.3 
47	24.6 
48	24.5 
49	23.9 
50	23.9 
51	23.3 
52	22.9