ON THE HOURLY OBSERVATIONS OF THE THERMOMETER. 189 
Table IV. Showing the Mean Temperature of each Hour for 
each Month of 1834, and for the whole Year. 
June. 
July. 
Aug. 
Sept. 
Oct. 
Nov. 
Dec. 
Mean an¬ 
nual temp, 
of each 
hour. 
54-50 
58-80 
58*60 
57-90 
51-86 
44-86 
44-50 
50-64 
54-10 
58-46 
58-10 
57-50 
51-56 
44-80 
44-30 
50-26 
53-66 
58-26 
57-70 
57-20 
51-30 
44-90 
44-20 
49-98 
53-70 
58-30 
57-40 
57-00 
51-60 
44-90 
44-40 
49-93 
53-90 
58-86 
57-20 
57-20 
51-30 
44-80 
44-40 
49-88 
55-80 
59-90 
58-50 
57-40 
52-30 
44-76 
44-40 
50-45 
58-50 
62-86 
30-40 
58-60 
53-00 
45-00 
44-30 
51-78 
60-30 
64-60 
33-10 
60-20 
54*40 
45-30 
44-60 
53-29 
61-76 
65-96 
65*40 
62-70 
56-50 
46-80 
45-20 
54-99 
62-10 
66-30 
66-70 
64-70 
58-50 
48-40 
46-40 
56-39 
63-10 
67-10 
66-80 
66-00 
59-76 
49-6047-60 
57-53 
63-40 
67-90 
67-50 
67-10 
60-10 
50-60 
49-30 
58-39 
63-80 
68-46 
67-90 
67-50 
60-10 
51-30 
49-60 
58-85 
63-56 
38-10 
67-90 
66-90 
59*90 
50-70 
48-80 
58-44 
63-40 
68-00 
67-70 
66-00 
58-70 
50-0048-30 
57-86 
62-46 
67*36 
66-70 
64-40 
57-30 
48-6047-20 
56-78 
62-10 
66-16 
65-60 
62-90 
56-00 
47-4046-20 
55-72 
60-90 
65-26 
64-40 
61-50 
54*96 
46-80 
45-70 
54-69 
5956 
63-86 
62-80 
60-30 
53-90 
46-80 
45-40 
53-64 
57-70 
62-10 
61-10 
59-10 
53*56 
46-4045-20 
52-72 
56-80 
30-70 
60-20 
59*00 
53-20 
4620 45-10 
52-21 
5610 
30-10 
59*60 
58-50 
52-80 
45-9045-20 
51-64 
55*50 
59-46 
59-40 
58-30 
52-30 
45-46 44-90 
51-27 
54-80 
58-90 
58-80 
58-20 
52-20 
45-40 
44-70 
50-95 
58-80 
63-15 
62-50 
6108 
54-87 
46-98 
45-80 
53-67 
Hour. 
1 A.M, 
2 ... 
3 ... 
4 ... 
5 ... 
6 ... 
7 ... 
8 ... 
9 ... 
10 ... 
11 ... 
12 ... 
1 P.M. 
2 ... 
3 ... 
4 ... 
5 ... 
6 ... 
7 ... 
8 ... 
9 ... 
10 ... 
11 ... 
12 ... 
Jan. 
Feb. 
Mar. 
48-66 45-6046-00 
48-36 44-90 45-56 
48-20 44-40 45-40 
48-16 44-40I45-00 
47-90 44-10 44-90 
April. 
47-50 43-90 
47-70 43-90 
47- 9044-30 
48- 76 45-80 
49- 50;47-90 
50- 46|49-7052-00 
50-8050-5052-90 
44-96 
45*60 
47-30 
49-10 
50*70 
Means 
50-9051- 
50-4650- 
50-0050- 
49-80*49- 
49-3647- 
49-10 47- 
49-2046 
48-60'46 
48-50 46 
48-70:45' 
48-76,46' 
48-70 46 
20 
90 
30 
30 
60 
50 
80 
40 
10 
•90 
10 
00 
48-99 46-80 
44 
44 
43 
43 
43 
44 
46 
49 
52 
54 
55 
56 
May. 
53-40 
52-66 
52-10 
51-20 
50-36 
49-10 
47-76 
47-30 
46-76 
46-50 
46-20 
46-00 
48-28 
-70 51-80 
3051-20 
■80*50-80 
-7050-60 
-5050-60 
-3051-70 
55-10 
57-80 
-3059-70 
-406M0 
-7062-60 
-90*63-70 
■50 
■70 
57-70 64 
57*4o|g4 
56 60 63 
54-70 62 
53-40 
51-50 
40 
10 
ei- 
59 - 
49-40 57- 
48-7056- 
48-00 
46-40 
45-70 
45-20 
oo- 
54- 
53- 
52- 
49-7057-10 
Mean temp, of the whole year by this table, from 8760 observations 53-67. 
