23 oy A 
Missouri ^ 
teORGE Er. 1 : ' , 
SCIENTIFIC department. 271 
2. — Monthly Mean of TemperaiurCy Fahrenheit. 
MARCH. 
YEAR. 
6 A. M. 
IH 
1861 
37.1 
41.1 
48.2 
51.6 
47.6 
43.4 
44.8 
1862 
36.0 
40.1 
46.9 
48.0 
45.6 
42.5 
43.2 
1863 
36. 7 
40.9 
47.5 
49.5 
46.1 
42.3 
43.6 
1864 
34.1 
38.7 
44.6 
45.9 
42.2 
38.6 
40.7 
1865 
38.9 
43.8 
50.3 
52.5 
49.7 
45.0 
46.7 
Mean 
36.6 
40.9 
45.1 
49.5 
46.2 
42.4 
43,8 
APRIL. 
1861 
49.6 
56.5 
62.7 
65.1 
59.8 
55.1 
58.1 
1862 
46.5 
53.3 
59.5 
60.8 
57.6 
52.3 
55.0 
1863 
47.3 
55.7 
62.9 
64.4 
60.0 
54.4 
57.4 
1864. 
45.0 
50. 8 
55.3 
56.6 
54.1 
49.5 
51.4 
1865 
48.7 
55.0 
60.8 
62.9 
59.2 
54.5 
56.8 
Mean 
47.4 
54.3 
60.2 
62.0 
58.1 
53.2 
55.7 
3. — Monthly Mean of Relative Humidity, 
MARCH. 
year. 
6’ A. M. 
9 A.M. 
12 M. 
3P. M. 
6 P.M. 
9 P.M. 
3rH 
1861. 
83.3 
63.7 
58.9 
52.4 
58.9 
70.1 
64.5 
1862 
85.1 
76.2 
64.4 
60.4 
65.5 
73.0 
70.8 
1863 
87.7 
71.5 
57.8 
55.4 
63.0 
73.0 
68.1 
1864 
85.6 
69.5 
59.3 
58.8 
68.8 
78.1 
70.0 
1865... 
81.8 
67.2 
59.8 
55.5 
60.2 
72.2 
66.1 
Mean 
84.7 
69.6 
60.0 
56.5 
63.3 
73.3 
67.9 
APRIL. 
1861. 
77.4 
62.4 
53.2 
51.7 
57.3 
67.2 
6175 
1862 
82.0 
68.3 
57.3 
55.9 
63.0 
75.8 
67.0 
1863 
76.5 
57.8 
46.9 
43.9 
53.0 
65.4 
57.2 
1864 
85.1 
72.7 
62.2 
57.6 
63.2 
77. 8 
69.8 
1865 
80.4 
66.3 
57.3 
56.3 
63.5 
77.2 
66.8 
Mean 
80.3 
65.5 
55.4 
^3.1 
60.0 
72.7 
64.5 
Botanical 
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