Colorado Climatology 
4i 
TABLE XXVII—MONTHLY MEAN, MAXIMUM AND MINIMUM 
TEMPERATURES 
At Arkansas Valley Sub-Station, Near Rocky Ford, Colorado. 
July 
Au 
g'USt 
September 
1 
| October 
1 
| November 
December 
Year 
1 Max. 
[ Min. 
I Max. 
| Min. 
Max. 
Min. 
| Max. 
| Min. 
Max. 
| Min. 
Max. 
| Min. 
Max.lMin. 
93.8 
94.0 
89.2 
91.7 
92.4 
92.4 
• 84.2 
, 90.9 
*88.9 
87.0 
90.8 
97.0 
■ 91.4 
92.2 
89.3 
88.3 
86.6 
89.8 
89.6 
92.7 
90.6 
88.1 
61*. 2 
5S.2 
58.4 
58.4 
57.6 
56.4 
59.6 
*5*9*4 
58.0 
58.0 
61.8 
56.7 
58.8 
56.4 
50.7 
57.1 
59.0 
58.6 
60.5 ! 
59.6 
60.7 
93.6 
91.1 
91.4 
91.2 
86.1 
90.5 
87.1 
91.9 
87.5 
91.3 
90.8 
92.6 
91.7 
92.3 
89.9 
87.0 
91.4 
89.3 
87.9 
88.6 
91.1 
88.6 
89.2 
1 
*5*5*. i 
5 5.8 
56.9 
57.7 
55.6 
56.5 
58.4 
52.8 
57.4 
56.6 
54.9 
58.7 
58.7 
58.6 
56.4 
57.8 
56.7 
58.8 
58.7 
60.3 
56.6 
57.0 ^ 
80.4 
81.4 
83.1 
85.0 
89.8 
83.0 
82.4 
88.0 
80.6 
85.6 
79.3 
83.8 
81.6 
83.5 
80.1 
82.1 
82.7 
84.2 
80.5 
84.2 
85.7 
80.5 
86.6 
86.0 
66.2 
*4*4.6 
50.1 
47.8 
47.7 
46.3 
48.1 
51.7 
53.0 
42.9 
47.8 
48.7 
47.8 
43.9 
45.7 
49.2 
49.4 
48.9 
48.9 
46.4 
48.2 
49.8 
52.4 
1 
*7*0*. 4 
72.1 
73.8 
70.1 
72.9 
74.9 
69.9 
66.5 
68.9 
65.7 
71.8 
73.9 
73.3 
72.5 
71.1 
70.0 
69.8 
69.1 
73.6 
68.0 
71.6 
77.5 
66.6 
37.3 
29.7 
32.2 
35.4 
33.2 
33.5 
33.0 
3 4.7 
39.1 
3 2.9 
36.0 
37.4 
37.6 
35.6 
32.2 
38.6 
29.9 
33.0 
35.6 
34.0 
35.4 
33.8 
35.4 
1 
44.5 
60.0 
56.5 
56.4 
55.4 
60.9 
54.7 
52.5 
59.5 
54.0 
59.3 
59.3 
63.3 
58.0 
55.7 
62.9 
62.1 
55.8 
58.3 
5 2.5 
56.8 
62.6 
52.4 | 
20.3 
21.5 
20.6 
23.8 
21.3 
21.2 
18.7 
20.1 
23.9 
20.8 
28.5 
22.0 
24.9 
25.4 
22.3 
20.7 
26.3 
22 7 
22*2 
21.6 
25.9 
26.1 
19.0 
57.5 
54.4 
43.4 
40.0 
49.9 
46.7 
44.6 
55.4 
41.3 
38.8 
41.6 
51.6 
46.4 
45.6 
50.4 
50.4 
46.4 
54.2 
48.0 
43.1 
34.8 
51.2 
39.2 
*1*6.9 
18.0 
12.1 
19.3 
15.5 
15.4 
16.9 
12.1 
9.4 
12.6 
13.4 
13.6 
15.1 
15.7 
14.7 
9.4 
18.9 
15.7 
18.1 
8.7 
15.3 
6.1 
66.5 
67.2 
69.8 
70.0 
69.7 
67.5 
69.3 
67.1 
68.8 
69.4 
69.0 
67.5 
71.8 
69.0 
34.6 
34.0 
36.1 
35.9 
36.3 
35.0 
35.5 
35.2 
35.3 
35.9 
35.8 
35.1 
36.3 
36.4 
90.5 | 
58.6 
90.1 | 
57.1 | 
83.4 | 
48.9 
71.0 | 
34.6 | 
57.1 | 
22.6 | 
46.7 | 
14.2 | 
68.7 | 
35.4 
97.0 | 
61.8 | 
93.6 | 
60.3 | 
89.8 | 
66.2 
74.9 j 
39.1 ( 
63.3 j 
28.5 | 
57.5 | 
19.3 | 
. . . . | 
84.2 | 
56.4 | 
86.1 | 
52.8 | 
79.3 | 
42.9 | 
65.7 | 
29.7 | 
44.5 | 
18.7 | 
34.8 | 
6.1 | 
. . . . | 
• . . • 
TABLE XXVIII—EXTREME MONTHLY TEMPERATURES 
At Arkansas Valley Sub-Station, Rocky Ford, Colorado. 
June 
July 
Au 
gust 
September 
October 
November 
j December 
Max. 
i Min. 
| Max 
| Min. 
Max. 
| Min. 
Max. 
| Min. 
| Max. 
| Min. 
| Max 
I Min.! Max.lMin. 
98 
49 
104 
62 
102 
62 
98 
32 
1 
| 83 
89 
31 
24 
74 
60 
18 
10 
62 
70 
13 
8 
102 
1 39 
104 
55 
103 
47 
96 
31 
83 
22 
80 
13 
70 
6 
95 
1 4 ^ 
98 
50 
100 
45 
95 
34 
82 
24 
76 
4 
69 
—4 
9 i 
[ 36 
102 
50 
104 
43 
98 
36 
89 
25 
77 
14 
73 
— 14 
102 
1 41 
101 
45 
92 
47 
94 
39 
86 
22 
77 
5 
66 
7 
101 
40 
100 
51 
100 
42 
93 
32 
87 
15 
79 
7 
75 
—23 
97 
42 
98 
46 
97 
48 
100 
28 
82 
16 
76 
—3 
68 
— 10 
101 
41 
98 
54 
100 
49 
97 
38 
85 
14 
81 
—5 
72 
10 
99 
41 
99 
53 
99 
46 
98 
42 
88 
24 
80 
10 
74 
—8 
100 
52 
96 
3 2 
90 
20 
80 
2 
64 
—17 
10o 
43 
102 
53 
99 
45 
99 
35 
92 
22 
74 
19 
66 
—20 
] 01 
48 
102 
52 
96 
44 
95 
30 
S 8 
26 
77 
9 
70 
—21 
10.> 
43 
103 
57 
100 
53 
93 
33 
84 
28 
76 
15 
75 
— 16 
1 0 d 
48 
102 
44 
104 
50 
95 
30 
86 
25 
77 
9 
71 
n 
9 ! 
39 
101 
41 
101 
49 
96 
29 
89 
22 
76 
— 12 
68 
3 
94 
45 
09 
49 
95 
44 
94 
40 
89 
21 
75 
5 
68 
—12 
100 
50 
96 
48 
100 
51 
91 
36 
90 
16 
78 
7 
60 
— 4 
00 j 
39 
9S 
49 
98 
47 
90 
41 
88 
13 
78 
— 1 
75 
5 
9 4 | 
38 
07 
51 
96 
52 
96 
36 
89 
26 
74 
9 
68 
101 | 
43 
102 
5T. 
98 
50 
97 
27 
90 
20 
77 
fi 
63 
4 
99 | 
44 
102 
55 
98 
5 4 
93 
35 
89 
24 
7S 
— 1 
64 
— 13 
100 
41 
101 
54 
98 
39 
95 
37 
90 
13 
* 81 
16 
67 
4 
99 
45 
1 
1 
95 
54 
100 
47 
99 
i 
36 
90 
14 
72 
—16 
1 
64 
— 2<; 
105 [ 
36 | 
104 | 
41 | 
104 f 
39 ! 
0 
1° 
1— 
27 j 
92 ! 
13 | 
81 | 
—16 | 
75 |- 
—26 
