28 
The Colorado Experiment Station. 
TABLE XI—MONTHLY MEAN WET BULB TEMPERATURES 
At the Colorado Experiment Station, Fort Collins, Colorado. 
DATE. 
1888 
1889 
1890 
1891 
1892 
1893 
1894 
1895 
1890 
1S97 
1898 
1899 
1 900 
1901 
1902 
1903 
1904 
1905 
1906 
1907 
1908 
1909 
1910 
1911 
Average... | 
14.8 
21.7 
14.4 | 
21.8 | 
25.2 | 
30.6 
35.7 | 
38.8 | 
44.8 | 
47.0 
53.4 
55.4 | 
Maximum. | 
19.9 
24.9 
22.3 | 
30.0 | 
31.0 | 
37.0 
39.1 | 
41.0 | 
49.9 | 
51.0 
56.2 
58.6 | 
Minimum.. | 
9.9 
17.6 
0.8 | 
9.1 | 
17.6 | 
22.8 
32.3 | 
34.7 | 
42.0 | 
43.6 
51.0 
52.8 | 
January j February 
March 
April 
May 
June 
7 a m|7 p m| 7 a m|7 p m|7 a m| 7 p m[7 a m|7 p m|7 a m!7 p m|7 a m| 7 p m| 
9.9 
13.9 
12.4 
11.5 
18.1 
12.0 
14.6 
17.5 
10.5 
12.4 
14.1 
17.8 
14.4 
11.0 
18.0 
13.5 
18.3 
16.2 
16.6 
15.8 
1 9.9 
14.1 
19.0 
21.5 
19.3 
17.6 
24.8 
19.7 
19.6 
23.1 
17.7 
20.2 
20.8 
24.6 
22.6 
17.7 
24.9 
24.0 
22.4 
23.3 
22.2 
21.6 
24.6 
19.3 
26.5 
13.4 
16.8 
12.9 
19.8 
14.7 
7.0 
10.0 
20.0 
15.6 
19.6 
0.8 
13.4 
12.6 
20.2 
4.9 
20.7 
9.9 
14.2 
22.3 
16.2 
17.1 
12.8 
15.6 
25.0 
17.8 
24.9 
22.3 
15.5 
18.2 
25.7 
24.0 
26.7 
9.1 
20.5 
20.6 
26.4 
9.7 
30.0 
19.4 
23.7 
29.0 
25.1 
22.9 
21.9 
21.2 
28.7 
26.2 
21.9 
24.4 
22.7 
24.4 
22.8 
24.0 
23.6 
21.9 
21.9 
27.1 
25.0 
25.5 
22.0 
26.8 
31.0 
17.6 
29.4 
27.4 
26.7 
29.2 
28.6 
32.4 
26.6 
29.9 
30.2 
29.5 
27.9 
28.9 
27.8 
26.4 
26.4 
33.4 
29.6 
29.4 
29.0 
34.4 
36.6 
22.8 
35.6 
32.2 
32.0 
37.0 
35.2 
39.1 
36.4 
35.7 
34.7 
32.3 
36.2 
37.3 
35.3 
37.1 
36.8 
34.2 
37.0 
35.7 
36.0 
35.9 
34.9 
34.8 
37.8 
32.4 
35.9 
32.8 
37.0 
35.2 
40.8 
40.4 
36.5 
34.7 
39.9 
39.8 
38.8 
38.3 
39.7 
37.4 
39.9 
37.9 
39.1 
38.6 
39.6 
39.2 
40.9 
36.5 
39.8 
36.0 
41.0 
38.4 
43.3 
45.5 
47.6 
42.4 
42.2 
45.6 
44.4 
44.7 
49.9 
44.7 
43.4 
48.4 
48.0 
47.0 
44.2 
45.5 
43.9 
45.0 
42.0 
42.8 
42.1 
44.8 
44.2 
48.0 
48.0 
44.4 
44.8 
48.0 
45.9 
45.5 
51.0 
45.9 
45.1 
50.6 
50.3 
49.1 
46.2 
48.7 
47.0 
47.9 
43.7 
45.0 
43.6 
47.4 
47.5 
53.0 
51.8 
53.8 
53.3 
52.6 
52.6 
52.1 
55.4 
54.9 
53.9 
51.8 
56.2 
53.9 
53.8 
53.5 
53.6 
54.8 
51.6 
51.0 
51.2 
54.4 
54.2 
55.2 
53.3 
55.9 
56.3 
55.1 
53.2 
52.8 
56.9 
55.4 
55.9 
53.7 
57.8 
56.6 
55.0 
55.8 
55.1 
58.6 
55.1 
53.3 
53.8 
56.9 
55.4 
57.5 
TABLE XII—MONTHLY MEAN, MAXIMUM AND MINIMUM 
TEMPERATURES 
At the Colorado Experiment Station, Fort Collins, Colorado. 
1 
DATE. | 
1 
I January 
February 
March 
April 
May 
June 
Max. 
Min. 
Max. 
Min. 
Max. 
Min. 
Max. 
Min. 
Max. 
Min. 
| Max. 
| Min. | 
1887. 
34.0 
10.8 
41.8 
10.3 
60.4 
25.1 
60.7 
32.1 
75.3 
42.6 
85.3 
i 
52.3 
1888 . 
42.7 
10.0 
52.6 
25.2 
52.0 
20.7 
73.3 
40.6 
66.2 
41.6 
79.4 
51.3 
1889 . 
38.7 
10.5 
40.2 
13.0 
56.6 
27.7 
63.5 
36.0 
65.7 
40.5 
75.6 
46.1 
1 890 . 
39.8 
9.6 
45.0 
15.0 
52.9 
23.2 
60.0 
33.1 
71.2 
41.0 
81.2 
46.8 
18 91. 
35.4 
8.9 
31.8 
7.7 
41.2 
19.7 
61.4 
31.9 
68.6 
41.1 
74.4 
47.5 
1892. 
35.1 
7.1 
39.2 
16.4 
45.5 
21.9 
58.6 
29.4 
61.1 
38.9 
76.4 
46.5 
1893 . 
49.4 
15.8 
41.5 
12.3 
50.2 
20.1 
57.0 
28.3 
66.8 
37.8 
83.3 
47.2 
1 894 . 
39.4 
8.4 
33.7 
3.7 
52.4 
22.5 
64.6 
32.1 
71.6 
42.8 
79.3 
47.1 
1 895 . 
37.0 
10.9 
35.2 
7.0 
48.6 
19.9 
66.2 
32.1 
68.3 
38.9 
73.6 
44.9 
1896. 
49.0 
16.1 
49.2 
17.7 
46.3 
21.8 
62.8 
30.5 
72.8 
41.2 
81.0 
49.6 
1 897 . 
40.2 
9.3 
40.9 
14.2 
44.8 
19.9 
59.5 
32.0 
73.6 
42.7 
77.6 
48.2 
1 898 . 
40.7 
10.6 
50.6 
17.6 
47.9 
17.5 
64.5 
30.8 
62.7 
40.4 
79.8 
48.2 
1899 . 
39.0 
10.4 
25.3 
—5.4 
41.6 
17.9 
60.5 
28.9 
69.5 
38.0 
79.8 
47.4 
1 900. 
46.7 
15.2 
37.8 
10.7 
53.9 
24.3 
54.5 
31.3 
72.4 
43.2 
83.4 
50.7 
1901. 
43.8 
12.6 
38.4 
9.4 
48.1 
21.2 
56.9 
31.1 
71.1 
42.8 
78.3 
48.3 
1 902 . 
39.2 
9.1 
45.5 
18.5 
48.0 
22.5 
61.0 
30.4 
70.5 
41.7 
79.0 
48.2 
1 903 . 
44.2 
16.4 
28.2 
—0.1 
42.8 
18.4 
59.4 
31.2 
68.0 
36.6 
71.6 
47.0 
1 904 . 
42.7 
9.4 
50.4 
20.2 
54.7 
24.4 
61.0 
31.3 
66.2 
41.2 
73.5 
46.4 
1 905. 
37.9 
12.6 
36.0 
6.8 
55.2 
29.2 
55.4 
31.5 
63.7 
40.5 
79.5 
50.0 
190 6. 
49.0 
12.8 
48.2 
12.7 
36.5 
13.5 
60.0 
34.2 
69.0 
40.9 
76.4 
47.2 
1907. 
39.3 
12.4 
50.9 
20.0 
59.2 
27.3 
56.0 
29.1 
60.8 
37.0 
76.7 
45.2 
1 908 . 
44.4 
12.0 
49.0 
13.3 
56.4 
24.2 
65.1 
30.6 
65.5 
38.3 
76.4 
46.5 
1 909 . 
42.2 
16.8 
43.7 
14.0 
45.6 
23.9 
54.6 
28.9 
65.7 
37.9 
79.3 
49.4 
1910. 
40.0 
10.5 
42.3 
10.7 
65.6 
28.5 
67.3 
33.1 
66.8 
40.6 
80.0 
49.0 
1911. 
45.0 
18.0 
39.3 
13.9 
57.1 
26.1 
60.5 
32.2 
70.7 
41.2 
81.3 
51.0 
Average... | 
| 41.4 
11.9 
41.5 
12.2 
50.5 
22.5 
61.0 
31.7 
68.1 
40.4 
7 8.5 
48.1 | 
Maximum.il 49.4 
18.0 
52.6 
25.2 
65.6 
29.2 
73.3 
40.6 
75.3 
43.2 
85.3 
52.3 | 
Minimum. . || 34.0 
7.1 
25.3 
—5.4 
36.5 
13.5 
54.5 
28.3 
60.8 
36.6 
71.6 
44.9 I 
