32 
The; Colorado Experiment Station 
TABLE XVI—EXTREME MONTHLY MAXIMUM AND MINIMUM 
TEMPERATURES 
At the Colorado Experiment Station, Fort Collins, Colorado. 
YEAR. 
1887 
1888 
1889 
1890 
1891 
1892 
1893 
1894 
1895 
1896 
1897 
1898 
1899 
1900 
1901 
1902 
1903 
19u4 
1905 
1906 
1907 
1908 
1909 
1910 
1911 
Extreme 
January 
February 
March 
April 
May 
Max. 
Min. 
Max. 
Min. 
Max. 
Min. 
Max. 
Min. 
Max. 
Min. 
58.0 
-19.0 
70.0 
—8.0 
80.0 
8.0 
83.0 
16.0 
90.0 
24.0 
71.0 
-28.0 
68.0 
14.0 
79.0 
3.0 
91.0 
30.0 
84.0 
30.0 
58.0 
—3.5 
62.0 
—16.0 
67.8 
-17.0 
79.0 
24.0 
81.0 
31.0 
65.6 
-13.0 
68.3 
—20.0 
70.1 
—9.0 
78.0 
13.8 
85.0 
29.1 
48.9 
-10.3 
46.5 
—15.0 
66.0 
—4.1 
81.9 
12.9 
84.6 
21.3 
61.2 
-28.4 
55.1 
—15.0 
66.0 
—4.1 
81.9 
12.9 
84.6 
31.2 
67.3 
—2.2 
66.7 
—10.0 
78.3 
—1.9 
78.9 
7.6 
88.7 
23.1 
63.3 
-22.0 
54.6 
—15.3 
73.0 
9.9 
79.0 
16.4 
85.9 
' 27.1 
57.2 
—9.6 
62.2 
—27.8 
80.2 
-18.0 
78.7 
17.0 
90.0 
28.6 
67.8 
—7.6 
68.1 
3.9 
75.8 
—6.8 
80.0 
7.0 
88.3 
31.0 
64.0 
-20.0 
59.5 
—5.3 
65.3 
—7.0 
77.2 
20.0 
82.3 
31.6 
61.5 
-11.8 
63.7 
6.7 
66.3 
—6.2 
86.2 
14.5 
81.8 
29.6 
55.0 
-16.8 
50.8 
—38.4 
65.7 
-24.5 
78.0 
8.0 
82.5 
23.4 
63.0 
—6.0 
58.0 
—23.4 
76.9 
9.7 
73.9 
5.1 
84.7 
29.8 
61.8 
-21.7 
63.0 
—14.7 
71.9 
—7.5 
81.8 
8.7 
82.9 
31.1 
62.2 
-31.4 
63.0 
—23.0 
63.9 
2.0 
79.8 
18.0 
85.9 
29.6 
61.3 
1.0 
46.0 
—28.0 
66.2 
-10.0 
78.2 
12.8 
85.1 
27.4 
65.0 
—7.0 
69.0 
3.0 
70.0 
10.0 
79.8 
14.1 
82.0 
28.2 
63.5 
-22.3 
66.2 
—26.8 
70.3 
12.4 
78.0 
12.0 
76.3 
29.5 
67.8 
—3.5 
67.0 
—5.0 
69.9 
-24.6 
80.1 
22.1 
82.9 
33.0 
62.6 
—4.7 
68.8 
—2.8 
80.3 
2.8 
80.0 
5.7 
83.0 
19.2 
57.1 
—9.8 
68.0 
—15.0 
75.7 
8.0 
80.2 
9.8 
86.6 
22.2 
63.8 
—3.2 
66.3 
—14.2 
60.1 
-11.6 
73.2 
9 .2 
81.0 
23.6 
64.1 
-20.8 
66.2 
—15.8 
79.9 
11.5 
86.4 
17.8 
87.0 
28.4 
65.8 
-18.0 
62.3 
—8.8 
69.1 
—2.2 
75.8 
16.0 
83.8 
26.6 
71.0 
-31.4 
70.0 
—38.4 
80.3 
-24.6 
91.0| 5.1 
90.0 
19.2| 
NOTE — Extreme temperatures of each year indicated in black faced type. 
TABLE XVII—AVERAGE MONTHLY READINGS OF BLACK AND 
BRIGHT BULBS OF ACTINOMETERS, AT NOON. 
Colorado Experiment Station, Fort Collins, Colorado. 
(Centigrade Degrees.) 
DATE. 
January 
February 
March 
April 
May 
June j 
1 
Blk. | Brt. 
Blk. 
Brt. 
Blk. 
Brt. 
Blk. | Brt. 
Blk. | Brt. | Blk. 
Brt. | 
1893 . 
1894 . 
1895 . 
1896 . 
1897 . 
1898 . 
1899 . 
1900 . 
1901 . 
1902 . 
1903 . 
1904 . 
1905 . 
1906 . 
1907 . 
1908 . 
1909 . 
1910 . 
1911 . 
1 
31.8 
28.1 
29.9 
31.0 
25.7 
28.0 
31.3 
30.2 
32.4 
28.8 
28.4 
23.0 
31.9 
26.0 
29.2 
25.9 
27.0 
29.0 
i 
13.2 
10.6 
14.6 
12.8 
10.7 
11.0 
14.9 
14.1 
13.0 
13.9 
13.6 
9.2 
17.9 
11.9 
13.6 
12.6 
11.9 
15.3 
33.0 
32.8 
34.8 
29.5 
32.3 
37.0 
32.2 
28.8 
32.6 
35.4 
29.1 
30.6 
32.5 
36.3 
32.3 
31.8 
28.1 
34.7 
11.6 
12.5 
17.5 
12.4 
16.7 
11.5 
12.7 
10.3 
15.1 
11.6 
13.9 
12.0 
17.5 
20.9 
16.3 
14.1 
12.8 
15.1 
37.5 
40.2 
37.4 
34.6 
31.5 
32.3 
34.9 
37.9 
30.9 
33.2 
33.1 
31.8 
39.2 
39.0 
39.2 
34.0 
41.8 
37.8 
18.8 
21.3 
17.8 
16.2 
15.8 
14.7 
19.3 
19.3 
16.9 
15.5 
17.8 
18.5 
17.8 
22.9 
22.7 
17.3 
27.2 
21.3 
42.8 
39.4 
42.2 
38.7 
41.6 
39.8 
36.9 
38.9 
35.2 
40.4 
40.7 
31.5 
38.1 
34.8 
41.4 
33.3 
42.4 
36.6 
26.7 
24.4 
25.2 
22.4 
26.6 
22.6 
20.8 
22.5 
20.4 
24.4 
24.5 
18.7 
22.9 
19.9 
26.5 
19.2 
27.4 
22.2 
28.0 
43.7 
41.9 
42.1 
38.1 
42.8 
40.6 
44.0 
44.8 
45.5 
37.4 
36.2 
43.3 
34.1 
45.4 
35.1 
41.4 
44.0 
17.5 
28.2 
28.3 
29.2 
23.3 
28.4 
27.9 
29.7 
29.9 
29.8 
23.9 
23.7 
28.7 
21.8 
29.2 
22.9 
26.4 
28.9 
34.2 
39.0 
49.4 
44.6 
47.2 
48.3 
49.5 
37.8 
44.5 
39.4 
45.4 
45.5 
50.0 
45.1 
41.8 
42.1 
46.4 
48.2 
22.2 
26.4 
34.7 
30.9 
33.1 
34.6 
36.9 
26.7 
32.4 
26.5 
30.8 
31.7 
34.7 
31.0 | 
28.8 ! 
29.7 
32.4 
34.3 
Average ... || 28.8 | 13.0 
32.4 | 14.1 | 35.9 | 19.0 
38.6 | 23.2 
40.5 | 26.5 | 44.4 
31.0 | 
Maximum.|| 32.4 | 17.9 
37.0 | 20.9 | 41.8 | 27.2 
42.8 | 27.4 
45.5 | 29.9 | 50.0 
36.9 | 
Minimum.. || 23.0 | 9.2 
28.1 | 10.3 | 30.9 | 14.7 | 31.5 | 18.7 
28.0 | 17.5 | 34.2 
22.2 | 
