716 
APrENDIX. 
TABLE VII. 
An Abstract of the preceding Table, for the purpose of readily comparing the state of the atmosphere in corresponding lati' 
tudesandin different seasons, the seven last columns being the averages of the days specified in the column of dates. 
NORTH ATLANTIC. 
• 
Situation. 
Temperature of the Air. 
(U 
li «4- 
Humiduy of the Atmosphere. 
Date. 
Latitude. 
North. 
Long. 
West. 
Maxi- 
mum. 
Mini- 
mum. 
]Mcan. 
Mean Tempera 
of the Surface o 
the Sea. 
Dew 
Point. 
Deg. of Dry- 
ness on Ther. 
Scale. 
^ §.2i 
° a 3 
ti) s ^ 
o| g 
Elasticity of 
Vapour. 
Weight of Va- 
pour in a cubic ' 
foot of air. ^ 
Prevailing Winds. 
May 
1825. 
20 to 25 
50 to 45 
2 to 13 
0 
66 
0 
53 
57".03 
5.5“6 
54°.6 
0 
3.8 
.8843 
.467 
grains. 
5 209 
1 
— 
26 to 28 
45 to 40 
13 to 15 
75 
54 
58 91 
60.1 
47.8 
10. 
.7288 
.400 
4.441 
— 
29 to 30 
40 to 35 
15 to 17 
74 
59 
64.1 
64 4 
54.5 
12.5 
.6695 
.468 
.5.119 
31 to June 1 
35 to 30 
17 to 15 
681 
621 
65.93 
62.0 
59. 
6.3 
.8190 
.543 
5.972 
, N.E. Trade 
June 
2 to 6 
30 to 25 
15 to 17 
79 
64 
70.79 
68 9 
In 
Santa 
Cruz 
Teneri 
ffe. 
'Winds. 
— 
7 to 9 
25 to 20 
17 to 23 
CO 
68 
72.0 
71.6 
65.5 
10.5 
.72.33 
.657 
7.1774 
— 
10 to 12 
20 to 15 
23 to 27 
79Jr 
7H 
75.08 
75.6 
68,8 
6.8 
.8015 
.741 
7.9992 
— 
13 to 14 
15 to 10 
27 to 28 
80 
751 
77.25 
78.45 
69.2 
10. 
.7759 
.752 
8.0561 
— 
15 to 19 
10 to 5 
28 to 26 
82 
76 
78.9 
80.98 
74. 
79 
.7796 
.879 
9.3816 
1 
1 Variablewinds 
— 
20 to 24 
5 toO 
26 to 30 
83 
731 
79.6 
80.87 
73. 
5.9 
.8313 
.918 
9.8560 
"and weather- 
SOUTH ATLANTIC. 
June 
25 to 27 
0 to 5 
33 
81 
74 
78.7 
80 2 
74.8 
52 
.8500 
.901 
96342 
1 
— 
29 
10 
34 
81 
76 
78.5 
80.15 
74. 
6,0 
.8274 
.877 
9.3762 
s.E. Trade 
July 
2 
15 
35 
0 
CO 
74 
779 
79.36 
73.2 
6.5 
.8138 
.856 
9.1589 
^ Winds. 
— 
5 
20 
37 
78 
69 
74.2 
77.3 
68.4 
7.2 
.7907 
.765 
8.0968 
- 
— 
10 
25 
41 
731 
651 
70. 
75.7 
64.6 
6. 
.7929 
.649 
7.1596 
August 11 to 20 
30 
46 
82 
61 
67.5 
68.78 
62.3 
7- 
.7971 
.603 
6.5861 
— 
21 to 25 
35 
49 
69 
54 
60.7 
64.1 
575 
4.1 
.8777 
.521 
5.7673 
— 
26 to 28 
40 
45 
54 
461 
49.1 
58.41 
44. 
6. 
.8200 
.328 
3.7177 
Westerly 
> Soutli wester j 
29 to Sept. 4 
45 
50 
57 
41 
46.4 
48.09 
42, 
5. 
.8352 
.304 
3.4666 
Winds. 
Sept. 
5 to 8 
50 
55 
56 
40 
44.7 
47.1 
41.8 
5.1 
.8403 
.349 
3.1040 
— 
12 
55 
60 
43 
33^ 
39.22 
39.52 
35.5 
5.5 
.8357 
.244 
2.8168 
— 
13 to 18 
55 to 58 
Cape Horn 
38 
28 
32.3 
36 89 
31. 
6. 
.8199 
.205 
2.3929 
