CEREAL EXPERIMENTS IN MARYLAND AND VIRGINIA. 5 
Park is about 4 inches less than at Washington. Considerable 
variation in the monthly distribution at the two points also occurs. 
Table I. — Monthly and average precipitation at Washington, D. C.,for the ten 12-month 
periods (crop years) from July, 1904, to June, 1914, inclusive, with the total and monthly 
average for each period. 
[Data (in inches) from the records of the United States Weather Bureau.] 
Month. 
1904 
1905 
1906 
1907 
1908 
1909 
1910 
1911 
1912 
1913 
Aver- 
age. 
July 
6.25 
2.97 
5.34 
2.35 
2.20 
3.33 
9.95 
9.75 
2.34 
2.30 
1.03 
5.39 
6.80 
14.36 
.60 
5.71 
1.63 
3.23 
1.55 
4.34 
7.15 
2.12 
4.16 
4.20 
3.29 
5.14 
4.65 
1.71 
.60 
3.63 
1.80 
2.27 
3.42 
.79 
.89 
3.39 
3.73 
1.26 
2.15 
5.74 
2.28 
2.64 
4.47 
7.27 
2.03 
4.07 
3.85 
3.34 
7.21 
1.50 
5.86 
.65 
1.54 
4.12 
3.24 
5.42 
2.41 
3.37 
2.20 
2.29 
4.83 
August 
September — 
October 
November 
December 
5.43 
3.60 
2.88 
2.04 
3.56 
1905 
1906 
1907 
1908 
1909 
1910 
1911 
1912 
1913 
1914 
January 
February 
March 
3.59 
2.55 
3.31 
2.69 
3.22 
4.52 
3.11 
2.14 
4.62 
3.03 
1.80 
5.89 
2.54 
2.31 
2.79 
3.61 
5.03 
4.86 
3.45 
3.98 
2.45 
1.60 
6.10 
1.73 
2.84 
3.11 
4.76 
2.69 
3.77 
3.82 
4.39 
2.20 
.57 
5.89 
3.43 
4.77 
2.92 
1.92 
2.31 
2.85 
.87 
4.55 
2.82 
2.70 
6.14 
2.33 
4.84 
4.36 
2.85 
1.37 
4.67 
5.86 
4.55 
1.81 
4.60 
3.05 
2.27 
3.20 
1.72 
2.32 
3.31 
2.53 
3.39 
3.38 
3.53 
3.86 
Total... 
42.32 
51.35 
53.47 
42.83 
40.01 
33.81 
33.22 
48.22 
41.99 
36.09 
42.33 
TEMPERATURE. 
A summary of the mean, maximum, and minimum temperatures 
for the 10 crop years from July, 1904, to June, 1914, inclusive, at 
Washington, D. C, is presented in Table II. 
Table II. — Annual and average mean, maximum, and minimum temperatures, by 
months, at Washington, D. C.,for the ten 12-month periods (crop years) from July, 
1904, to June, 1914, inclusive, with the annual mean and absolute maximum for each 
crop year. 
[Data (in °F.) from the records of the United States Weather Bureau.] 
1904 
1905 
1906 
1907 
1908 
Month. 
i 
c3 
& 
9 
CD 
OS 
a 
09 
3 
i 
S 
si 
i 
x" 
03 
.3' 
Julv 
74.4 
72.3 
67.4 
54.1 
43.1 
30.9 
92 
92 
90 
86 
68 
60 
57 
52 
36 
28 
25 
6 
76.4 
73.6 
68.2 
56.9 
44.4 
37.5 
95 
90 
88 
88 
73 
59 
60 
52 
41 
33 
20 
18 
75.2 
76.4 
72.9 
56.9 
47.8 
37.0 
91 
94 
94 
82 
75 
69 
56 
62 
50 
31 
30 
13 
75.8 
72 4 
69.4 
52.0 
44. 5 
38.1 
93 
91 
91 
81 
65 
68 
52 
55 
43 
30 
24 
19 
78.0 
73.2 
66.6 
58.2 
46.0 
37.0 
99 
95 
86 
86 
72 
69 
57 
52 
September 
41 
34 
November 
19 
December 
18 
1905 
1906 
1907 
1908 
1909 
January 
29.8 
26.4 
45.0 
54.0 
65.2 
71.8 
65 
49 
80 
82 
87 
93 
-2 
4 
14 
29 
41 
47 
40.0 
34.0 
37.6 
55.5 
64.4 
72.8 
71 
64 
62 
87 
92 
95 
11 
7 
18 
27 
33 
53 
37.2 
30.2 
48.8 
48.4 
59.2 
65.9 
76 
58 
93 
83 
85 
89 
10 
3 
22 
23 
39 
48 
34.2 
30.8 
47.4 
56.4 
65.3 
71.8 
58 
67 
80 
87 
92 
97 
11 
6 
25 
29 
39 
52 
36.0 
43.0 
42.1 
54.2 
64.4 
73.4 
61 
70 
75 
88 
90 
94 
13 
February 
17 
March 
26 
April 
26 
May 
June 
36 
51 
Annual: 
Mean 
52.9 
55.1 
54.7 
54.8 
56.0 
Maximum... 
93 
95 
94 
97 
99 
Minimum 
-2 
7 
3 
6 
IS 
- 
— . 
