400 
MESSRS. J. B. LAWES AND J. H. GILBERT ON THE RESULTS OF 
Table XXXII.—Abstract of meteorological conditions of 1867-8, the year second 
comparison of each with the average of 20 
Monthly. 
1 July. 
August. 
Septem¬ 
ber. 
October, 
Novem¬ 
ber, 
December. 
January. 
February. 
Rainfall at Rothamsted.—Inches. 
Average 20 years, 1855-6-1874-5 
2-46 
2-49 
2-51 
3-07 
1-99 
2-04 
2-79 
1*57 
1867-1868 
4-10 
2-15 
2-06 
1-86 
0-32 
2-04 
3-93 
1-49 
1873-1874 
2-54 
2 r 69 
2'38 
2-83 
1-99 
0-71 
1-93 
1-73 
1867-8 + or - average of 20 years 
+ 1-64 
— 0’34 
-0-45 
— 1 -21 
-1-67 
o-oo 
+ 1-14 
-0-08 
1873-4 + or — average of 20 years 
+ 0-08 
+ 0-20 
-0-13 
-0-24 
0 : 00 
-1-33 
-0-86 
+ 0-16 
1873-4 + or — 1867-8 
-1-56 
+ 0 - 54 
+ 0'32 
+ 0-97 
+ 1-67 
-1-33 
-2-00 
+ 0-24 
Rainfall at Rothamsted. 
—Number 
of Days when 0'01 
INCH, OR MORE, FELL. 
Average 20 years, 1855-6-1874-5 
12 
13 
13 
16 
14 
14 
16 
12 
1867-1868 
17 
9 
7 
17 
9 
10 
13 
11 
1873-1874 
10 
19 
12 
22 
19 
12 
18 
16 
1867-8 + or — average of 20 years 
+ 5 
- 4 
-6 
+ 1 
- 5 
-4 
-3 
-1 
1873-4 + or — average of 20 years 
-2 
+ 6 
-1 
+ 6 
+ 5 
-2 
+ 2 
+ 4 
1873-4 + or - 1867-8 
-7 
+ 10 
+ 5 
+ 5 
+ 10 
+ 2 
+ 5 
+ 5 
Mean 
Maximum 
Temperature at Greenwich (Fahrenheit). 
Average 20 years, 1855-6-1874-5 
75'2 
73-5 
67-9 
59-0 
48-3 
44-4 
43-8 
46'1 
1867-1868 
711 
73-3 
68-0 
57-2 
47'8 
42-2 
41-4 
49-9 
1873-1874 
76-6 
74-7 
65-2 
57-0 
50T 
45-6 
47-3 
45-0 
1867-8 + or — average of 20 years 
-4-1 
-0-2 
+ 0T 
-1-8 
-0-5 
-2:2 
-2-4 
+ 3'S 
1873-4 + or — average of 20 years 
+ 1-4 
+ 1-2 
-27 
-2-0 
+ 1-8 
+ 1-2 
+ 3*5 
-IT 
1873-4 + or - 1867-8 
+ 5 5 
+ 1-4 
-2-8 
-0-2 
+ 2-3 
+ 3-4 
+ 5-9 
-4-9 
Mean 
Minimum Temperature at Greenwich (Fahrenheit). 
Average 20 years, 1855-6-1874-5 
53-2 
53-0 
49-4 
44T 
36-7 
35'0 
34-0 
34-7 
1867-1868 
50-8 
53-4 
50-3 
42-0 
35’3 
32T 
3§-8 
36-8 
1873-1874 
53-9 
54-4 
46'1 
40-6 
38-8 
35-2 
36-2 
33'5 
1867-8 + or — average of 20 years 
-2-4 
+ 0-4 
+ 0-9 
-2-1 
-1-4 
— 2’9 
-1-2 
+ 2T 
1873-4 + or — average of 20 y ears 
+ 0:7 
+ 1-4 
-3-3 
-3-5 
+ 2T 
+ 0-2 
+ 2-2 
-1-2 
1873-4 + or - 1867-8 
+ 3 1 
+ 1-0 
-4-2 
-1-4 
+ 3*5 
+ 3T 
+ 3:4 
-3-3 
Mean Temperature at Greenwich (Fahrenheit). 
Average 20 years, 1855-6-1874-5 
62-6 
61-7 
57-4 
50-6 
42-2 
39-8 
38'8 
39:8 
1867-1868 
59-4 
62-0 
57-6 
48-7 
411 
3 1 *5 
37-2 
43-0 
1873-1874 
63-4 
62-7 
54'7 
47-8 
44:2 
40-6 
41*7 
38-7 
1867-8 + or — average of 20 years 
-3-2 
+ 0-3 
+ 0-2 
-1-9 
-1-1 
-2-3 
-1-6 
+ 3 2 
1873-4 + or — average of 20 years 
+ 0-8 
+ 1-0 
-2-7 
-2-8 
+ 2-0 
+ 0-8 
+ 2-9 
-IT 
1873-4 + or - 1867-8 
+ 4-0 
+ 0-7 
-2'9 
-0-9 
+ 3-1 
+ 3-1 
+ 4 - 5 
-4-3 
Mean 
Range of 
Temperature at Greenwich (Fahrenheit). 
Average 20 years, 1855-6-1874-5 
22-0 
20-5 
18-5 
14-9 
11-8 
9'6 
9-6 
11-4 
1867-1868 
20-3 
19-9 
17-7 
15-2 
12-5 
10'1 
8-6 
1ST 
1873-1874 
22-7 
20-3 
19T 
16'4 
11-3 
10-4 
111 
11-5 
1867-8 4- or — average of 20 years 
-1-7 
-0-6 
-0-8 
+ 0-3 
+ 0-7 
+ 0-5 
-DO 
+ 1-7 
1S73-4 + or — average of 20 years 
+ 0-7 
-0-2 
+ 0-6 
+ 1-5 
— 0*5 
+ 0-8 
+ 1-5 
+ 0T 
1873-4 + or - 1867-8 
+ 2-4 
+ 0-4 
+ 1-4 
+ 1-2 
-1-2 
+ 0-3 
-2-5 
-1-6 
