TAKEN IN HERTFORDSHIKE IN 1903. 
121 
Table YI. — Climatological Observations taken at Rosebank, 
Berkhamsted. Latitude: 51° 45' 40" N. Longitude: 
0° 33' 30" W. Altitude : 400 feet. Observer: Edward 
Mawley, F. R.Met. Soc. 
Months 
Temperature of the Air 
Humidity 
Cloud, 0-10 
Rain 
Means 
Extremes 
Amount 
CO 
c? 
Q 
Mean 
Min. 
Max. 
Range 
Min. 
Max. 
O 
O 
O 
O 
0 
O 
O / . 
/o 
ins. 
Jan.. 
39 ’4 
34 ’S 
43‘9 
9-1 
20*4 
53’5 
91 
6*3 
253 
18 
Feb. 
44 * 1 
377 
5 o *5 
12-8 
21*4 
587 
87 
7-8 
1 07 
II 
March . 
44'3 
367 
5 2 *° 
I 5 A 
23 ‘9 
66*0 
82 
7-2 
378 
19 
April.. 
43‘5 
35 -o 
52-0 
17-0 
243 
60 *3 
75 
6-6 
1 90 
14 
May. 
52‘2 
427 
61 6 
18*9 
30-4 
76-6 
77 
65 
2-13 
15 
June.. 
54‘3 
45’4 
63*3 
I 7-9 
37 ‘i 
8i*6 
74 
67 
5*53 
10 
July.. 
6o*i 
5 r 5 
68-6 
17-1 
41 ’i 
83*9 
72 
r 3 
3-21 
16 
August. 
58*3 
50 *0 
667 
167 
40*9 
75 '5 
78 
6*9 
3*64 
18 
Sept. 
56-5 
48-1 
64-9 
i 6’8 
35 -i 
81 *o 
84 
6*8 
2*56 
16 
Oct.. 
5 i 3 
45‘3 
57-2 
n*9 
34 ’i 
66-6 
88 
6-9 
6*98 
27 
Nov... 
43'4 
37‘3 
49’5 
12 ‘2 
26*4 
56*4 
9 i 
8*4 
2-26 
14 
Dec... 
36-8 
32-8 
40-9 
8-i 
237 
50'4 
94 
8-5 
2 69 
17 
Year . 
487 
41*4 
55‘9 
i4‘5 
20*4 
82-9 
83 
7*2 
37*88 
195 
Table YII. — Other Meteorological Observations taken at JBerk- 
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. 
ins. 
O 
O 
O 
O 
Jan. 
29*994 
37*7 
367 
37*8 
39*8 
6 
11 
46 
5*4 
15 
Feb...... 
30*141 
42'5 
40*9 
42*2 
42*8 
3 
14 
70 
7*1 
8 
March 
29*855 
437 
41*4 
43*2 
43*9 
3 
6 
125 
8*3 
6 
April. 
•898 
43*6 
40*2 
45*4 
467 
4 
13 
133 
9*3 
4 
May. 
•898 
527 
49*2 
54 *o 
52-9 
5 
10 
157 
13*1 
2 
June. 
30*054 
56*2 
52*0 
58*8 
58*2 
3 
12 
154 
12*4 
7 
July. 
29*946 
60 *9 
56*1 
63*5 
62*8 
1 
9 
158 
12*0 
3 
August 
•876 
58*8 
55 *i 
60 *9 
61 * 3 
1 
10 
163 
n *3 
1 
Sept. 
30*036 
56-4 
53*9 
587 
59*4 
4 
10 
146 
10*4 
4 
Oct. 
29*652 
51*1 
49*4 
52*9 
54*9 
3 
13 
77 
67 
7 
Nov. 
30*063 
42*8 
41*6 
44*8 
47*5 
3 
16 
52 
57 
9 
Dec. 
29*769 
36*7 
36*1 
38-5 
41 *2 
2 
20 
20 
4*o 
22 
Year 
29*932 
48*6 
46*1 
50*1 
50-9 
38 
144 
1301 
13*1 
88 
