TAKEN IN HEKTFORDSHIBE IN 1901 
151 
Table YI. — Climatological Observations taken at Rosebane, 
Berkhamsted. Latitude : 51 ° 45 ' 40 " "N. Longitude : 
0 ° 33 ' 30 " W. Altitude: 400 feet. Observer: Edward 
Mawley, E. R. Met. Soc. 
Months 
Temperature of the Air 
Humidity 
Cloud, 0-10 
Rain 
Means 
Extremes 
Amount 
Days 
Mean 
Min. 
Max. 
Range 
Min. 
Max. 
O 
O 
O 
0 
0 
O 
% 
ins. 
Jan. 
37*5 
327 
42*3 
9-6 
i8‘4 
52*5 
92 
7*6 
1 *14 
16 
Feb. 
34*8 
297 
39*8 
IO*I 
i 5*9 
52*5 
9 i 
7*8 
1 '44 
14 
March . 
38*5 
3 2 ’ 1 
44*9 
12-8 
20*4 
54*5 
87 
8-2 
2-64 
16 
April. 
47*2 
37’4 
57 *i 
197 
26-8 
72*5 
68 
6*i 
2'46 
17 
May. 
52'4 
4 i '3 
63*4 
22*1 
327 
79*3 
70 
5*9 
170 
6 
June. 
57-8 
47-0 
68-6 
21-6 
34*9 
78-9 
66 
5 9 
•91 
10 
July. 
64*4 
S 3 *o 
75*8 
22-8 
44*7 
877 
70 
5*4 
2-6i 
8 
August. 
617 
50*9 
72-6 
217 
43*5 
82-3 
72 
6*2 
I *98 
10 
Sept.. 
57’4 
48 "4 
66-3 
I 7-9 
37 *i 
72*6 
83 
77 
1*20 
6 
Oct. 
49-2 
41*2 
57*3 
i6*i 
28-3 
72-1 
9 i 
76 
2*18 
14 
Nov. 
40-9 
34 *i 
47-6 
13*5 
18 -4 
55 *o 
89 
7-0 
•78 
7 
Dec. 
37-6 
32-2 
43 ’i 
io’9 
19-8 
55*5 
92 
7-0 
4-63 
18 
Year . 
48*3 
40*0 
56*6 
166 
15*9 
877 
81 
6*9 
23-66 
142 
Table YII. —> Other Meteorological Observations taken at Berk- 
hamsted by Mr. Mawley. 
Months 
Pressure 
of the 
atmo¬ 
sphere 
Temperature at 9 a.m. 
Days of 
Bright Sunshine 
of the 
air 
of 
evapo¬ 
ration 
of the soil 
clear 
sky 
over¬ 
cast 
Total 
hours 
Max.in 
one day 
Sun¬ 
less 
days 
at 1ft. 
at 2 ft. 
Jan. 
Feb. 
March 
April. 
May. 
June. 
July. 
August 
Sept. 
Oct. 
Nov.. 
Dec. 
ins. 
30-038 
•070 
29- 783 
•855 
30- 104 
•065 
•015 
•058 
29-936 
*945 
30*175 
29-653 
O 
35*2 
33*2 
37*5 
48-8 
53*3 
58-8 
66-i 
62-3 
57 *o 
48 - 2 
38*4 
36*2 
34*4 
32*5 
36-0 
44 *o 
48*5 
52*8 
60-6 
57*3 
54*2 
47 *o 
37 *i 
35*3 
38-2 
35*5 
39*5 
47 *o 
557 
62-3 
67-8 
65-1 
597 
51-8 
41-8 
37*5 
40-6 
377 
40*8 
46-4 
547 
61-3 
66-7 
65*5 
60-8 
54*4 
45*4 
40-1 
2 
2 
5 
8 
2 
8 
6 
2 
2 
6 
4 
17 
17 
9 
6 
7 
5 
6 
8 
11 
12 
15 
13 
46 
43 
80 
189 
236 
233 
228 
231 
117 
9 i 
70 
42 
5 *o 
5*3 
8-4 
12-5 
14-1 
14-0 
i 3*5 
13*0 
n *3 
8*5 
7*8 
4*9 
14 
9 
5 
1 
0 
1 
0 
1 
1 
7 
10 
H 
Year 
29*975 
47*9 
45 *o 
50-2 
51-2 
48 
126 
1605 
14-1 
63 
