42 
The Colorado Experiment Station 
TABLE XXIX—MONTHLY MEAN TEMPERATURE AT ARKANSAS 
VALLEY SUBSTATION, ROCKY FORD, COLORADO. 
Date. 
Jan. 
Feb.| 
1 
Mar. 
Apr. 
May 
June| July |Aug.[ Sept. 
! 1 1 1 
OcL 
Nov. 
Dec. 
Yr. 
i .>88.j 
... | 
i 
73.3 
56.4 | 
38.8 
35.0 | 
• • • • 
1889 . 
20.2 
29.1 
45.6 
54.0 
60.8 
72.4 
74.7 
73.4 
60.2 
50.6 
32.4 
35.0 
50.7 
1890. 
21.4 
30.0 
38.7 
48.9 
56.7 
71.2 
77.8 
73.1 
63.8 
50.6 
40.7 
35.6 
50.7 
18 91. 
23.6 
31.0 
39.7 
50.9 
60.6 
68.4 
73.7 
73.3 
67.6 
53.0 
38.5 
30.7 
50.9 
1892 . 
26.3 
35.4 
37.0 
50.7 
57.5 
68.1 
75.1 
7 4.1 
68.8 
52.7 
4 0.1 
26.0 
51.0 
1S93. 
35.3 
33.2 
41.7 
50.6 
59.1 
73.8 
75.4 
71.9 
65.4 
53.0 
38.3 
34.6 
52.7 
1894 . 
31.3 
24.5 
43.3 
53.4 
64.0 
69.5 
7 5.0 
73.1 
64.4 
54.2 
41.1 
31.1 
52.1 
1895. 
26.7 
24.4 
39.5 
53.5 
60.5 
68.3 
70.3 
71.8 
68.0 
51.5 
36.7 
30.0 
50.1 
1896 . 
35.4 
35.7 
39.4 
54.2 
63.2 
73.2 
75.2 
75.2 
66.3 
50.6 
36.3 
36.2 
• • • • 
J 897 . 
25.9 
34.8 
39.8 
50.2 
• • • 
. .. 
• • • 
70.2 
69.3 
54.0 
41.7 
26.7 
• • • • 
1898 . 
27.6 
38.5 
40.1 
53.5 
57.6 
69.5 
74.2 
74.4 
61.1 
49.3 
37.4 
24.1 
50.6 
1 899 . 
27.4 
16.9 
40.2 
52.7 
62.0 
70.9 
7 2.5 
73.7 
65.8 
53.9 
43.9 
27.1 
50.6 
1900 . 
34.5 
30.8 
45.2 
48.7 
61.7 
72.0 
74.4 
73.7 
65.2 
55.6 
40.7 
32.5 
52.9 
1901. 
31.1 
28.6 
40.8 
51.8 
61.4 
71.8 
79.4 
75.2 
65.7 
55.4 
44.1 
30.0 
52.9 
1902. 
29.8 
37.8 
42.1 
53.6 
63.9 
71.3 
74.1 
75.6 
62.0 
53.7 
41.7 
30.5 
53.0 
1903. 
34.6 
24.8 
41.2 
52.6 
59.2 
65.1 
7 5.5 
74.2 
63.9 
51.6 
39.0 
33.0 
51.2 
1904. 
28.6 
38.5 
45.3 
51.2 
59.4 
66.4 
72.9 
71.7 
66.0 
54.3 
41.8 
32.5 
52.4 
1905 . 
27.4 
24.1 
45.1 
49.0 
59.3 
72.5 
72.5 
74.6 
66.8 
49.8| 
44.3 
27.9 
51.1 
1906 . 
34.8 
36.0 
34.8 
51.5 
61.0 
69.9 
71.9 
73.0 
64.7 
51.0 
39.2 
36.5 
52.0 
1907 . 
32.0 
39.0 
48.6 
4 8'. 4 
55.0 
67.6 
74.4 
73.4 
66.6 
54.6 
40.3 
31.9 
52.6 
1908 . 
32.1 
34.6 
47.5 
52.0 
58.5 
72.0 
74.1 
73.7 
66.0 
51.0 
37.0 
30.6 
52.4 
1909. 
34.3 
34.2 
38.7 
48.6 
57.1 
69.4 
76.6 
75.7 
64.3 
53.5 
41.4 
21.8 
51.3 
1910. 
31.3 
31.4 
51.7 
54.1 
59.4 
! 71.2 
75.1 
72.6 
68.2 
55.7 
44.4 
33.3 
54.0 
1911. 
38.0 
31.5 
46.5 
52.5 
64.5 
73.2 
1 
74.4 
73.1 
69.2 
51.0 
35.7 
22.7 
52.7 
Average. . . 
30.0 
31.5 
42.3 
51.6 
| 60.1 
| 70.4 
74.5 
73.5 
65.9 
52.8 
39.8 
| 30.6 
51.9 
Maximum.. || 38.0 
| 39.0 
51.7 
| 54.2 
| 64.5 | 73.8 
| 79.4 
75.7 
j 73.3 
| 56.4 
44.4 
| 36.5 
| 54.9 
Minimum. . 
| 20.2 
| 16.9 
34.8 
| 48.4 
| 55.0 
| 6M 
70.3 
70.2 
| 60.2 
| 49.3 
32.4 
| 21.8 
50.1 
TABLE XXX—MONTHLY PRECIPITATION AT ARKANSAS VALLEY 
SUBSTATION, ROCKY FORD, COLORADO. 
Date. 
| Jan. ^ 
Feb. 
Mar. 
Apr. 
1 
May 
June|| Julyj|Aug. 
Sept.' 
1 
Oct. 
> 
o 
£ 
Dec. 
Yr. 
1 888. 
| 
1889. 
J 
0.36 
0.12 
0.67 
2.12 
1.75 
0.75 
4.50 
1.28 
0.26 
1.68 
0.77 
0.04 
14.30' 
1890. 
i 
0.34 
0.15 
0.15 
2.97 
0.29 
0.77 
1.14 
0.74 
0.08 
0.00 
0.30 
0.00 
6.93 
1891. 
1.50 
0.00 
1.80 
0.43 
3.52 
2.31 
0.74 
0.73 
1.75 
0.21 
0.20 
1.77 
14.96 
1892 . 
0.50 
0.80 
1.50 
0.73 
3.26 
3.31 
1.99 
3.10 
0.00 
0.95 
0.50 
0.46 
17.10 
1893 .j 
0.02 
0.08 
0.80 
0.25 
0.70 
0.40 
i0.26 
3.20 
0.30 
0.25 
T 
0.50 
16.76 
1894. 
0.10 
0.95 
0.45 
0.60 
4.25 
0./0 
1.40 
0.25 
0.80 
0.00 
0.04 
0.65 
10.19 
1895 . 
0.27 
0.65 
0.07 
0.35 
1.90 
0.52 
4.87 
1.86 
T 
0.85 
0.20 
0.57 
12.11 
1896 . 
0.32 
0.18 
0.23 
0.55 
1.12 
0.47 
2.09 
0.47 
1.85 
1.96 
0.00 
0.70 
9.94 
1897 . 
0.75 
0.37 
0.2 0 
0.44 
0.73 
0.79 
2.64 
0.19 
1.06 
1898 . 
0.40 
0.00 
0.16 
1.06 
2.71 
3.16 
3.52 
0.92 
1.55 
1.36 
0.37 
0.96 
16.17 
1899 . 
0.98 
0.55 
0.32 
0.28 
0.99 
0.78 
7.00 
2.22 
1.43 
0.63 
2.40 
0.98 
18.56 
1900. 
T 
0.52 
0.37 
7.15 
2.28 
•1.47 
1.77 
1.05 
0.08 
0.60 
0.06 
0.24 
15.59 
1901. 
0.20 
0.10 
1.00 
2.36 
1.34 
0.23 
1.48 
0.74 
0.48 
0.25 
0.00 
0.50 
8.68 
1902....... 
0.18 
0.57 
1.78 
0.18 
4.02 
0.60 
0.72 
2.7 2 
0.46 
0.80 
0.41 
0.33 
12.77 
1903 . 
T 
1.05 
0.18 
0.5 6 
0.28 
3.94 
0.42 
0.87 
T 
1.62 
0.26 
0.22 
9.40 
1904 . 
T 
T 
0.77 
0.81 
2.03 
2 20 
1.75 
0.33 
2.34 
0.50 
0.00 
0.31 
11.04 
1905 . 
0.05 
0.11 
2.11 
4.67 
2.13 
1.56 
| 1.30 
0.45 
1.48 
0.10 
0.41 
0.02 
14.39 
1906 . 
0.23 
0.10 
0.92 
5.59 
0.59 
0.54 
2.05 
1.21 
1.64 
1.57 
0.22 
T 
14.66 
1907 . 
T 
T 
0.00 
1.84 
1.85 
0.69 
4.96 
0.78 
0.33 
0.88 
2.00 
0.26 
13.59 
1908. 
0.18 
0.35 
T 
0.14 
0.89 
1.16 
2.65 
2.89 
0.00 
1.96 
0.86 
0.04 
11.12 
1909 . 
0.15 
0.15 
0.65 
0.95 
0.75 
1.21 
| 0.65 
2.53 
1.72 
0.90 
1.07 
0.14 
10.87 
1910. 
T 
0.17 
0.35 
2.40 
2.00 
0.27 
3.58 
1.57 
0.00 
T 
0.43 
T 
10.77 
1911. 
T 
0.65 
0.05 
0.60 
0.65 
0.67 
1.51 
0.69 
0.12 
1.25 
0.20 
1.16 
7.55 
Average... 
0.28 
0.33 
| 0.63 
1.61 
1.79 
| 1.26 
1 2.74 
1.36 | 0.76 | 0.91 
|0.47 
0.47 
12.61 
Maximum.. 
1 
1.50 
| 0.95 
| 2.11 
| 7.15 
| 4.25 
| 3.94 
j 10.2 6 
I 3.20 
2.34 
2.64 
| 2.40 
1.77 
| 18.56 
Minimum. . 
li 
T 
| 0.00 
| 0.00 
0.14 
| 0.28 | 0.23 
| 0.42 
0.25 
0.00 
0.00 
| 0.00 
0.00 
6.93 
