TAKEN IN HERTFORDSHIRE IN 1904 , 
215 
Table YIII.— Climatological Observations taken at the Hertford¬ 
shire County Museum, St. Albans. Latitude: 51° 45' 15" H. 
Longitude: 0° 19' 56" W. Altitude: 389 feet. Observer: 
John Hopkinson, Y.P. B. Met. Soc. 
Months 
Temperature of the Air 
Humidity 
0 
0 
0 
6 
Rain 
Means 
Extremes 
Amount 
Days 
Mean 
Min. 
Max. 
Range 
Min. 
Max. 
O 
O 
O 
O 
O 
O 
°l 
lo 
ins. 
Jan. 
37‘4 
32-1 
42-8 
107 
217 
53'2 
94 
8‘o 
3 -i 8 
23 
Feb. 
38 -° 
33'3 
42-8 
9’5 
257 
51-6 
86 
7'4 
3*36 
19 
March . 
39’5 
33'2 
457 
I2'5 
25-6 
57’4 
86 
77 
1-50 
16 
April .... 
48 0 
40-5 
55*4 
14 9 
35 2 
63*0 
75 
69 
1 -06 
12 
May. 
53‘4 
45‘4 
61-5 
16-1 
35-o 
71-2 
76 
8*o 
2*66 
18 
June. 
56-4 
47‘i 
657 
18-6 
41-9 
75 *0 
72 
6-6 
I’OO 
9 
July. 
64 ‘2 
54-i 
74'2 
20 'i 
48-6 
846 
67 
5‘3 
3’60 
11 
August. 
60-3 
51-2 
69 5 
18-3 
42-9 
86-8 
70 
5-6 
2-08 
12 
Sept. 
54'9 
46-9 
62-8 
15-9 
36-8 
72 '2 
82 
6-o 
i -59 
12 
Oct. 
49-8 
43'i 
56-5 
13*4 
34*3 
63-4 
88 
7-6 
i’45 
14 
Nov.. 
41*4 
35‘4 
47'4 
I2'0 
20 -4 
58-1 
9i 
7-2 
1’62 
14 
Dec. 
38-6 
337 
43’5 
9-8 
21*4 
54’i 
92 
90 
2-32 
22 
Year . 
48-5 
417 
55*6 
i4‘3 
20-3 
86-8 
82 
7-2 
25-42 
182 
Table IX. — Climatological Observations taken at the Gas "Works, 
Hew Barnet. Latitude : 51° 39' 5" H. Longitude : 
0°.10' 15" W. Altitude: 212 feet. Observer: T. H. Martin, 
Assoc. M. Inst. C. E. 
Months 
Temperature of the Air 
Humidity 
Cloud, 0-10 
Rain 
Means 
Extremes 
Amount 
CO 
Q 
Mean 
Min. 
Max. 
i Range 
Min. 
Max. 
O 
O 
O 
° 
O 
O 
% 
ins. 
Jan. 
377 
31-8 
43*6 
11-8 
20*1 
55-o 
90 
80 
3 26 
21 
Feb. 
39 *i 
33-6 
44’5 
10-9 
257 
55’3 
87 
69 
3-04 
19 
March . 
41*0 
33 *3 
487 
15 ‘4 
237 
59‘8 
86 
7' 1 
1-67 
16 
April. 
497 
40-0 
59*3 
I9-3 
277 
66-6 
75 
6-4 
•84 
10 
May. 
54‘i 
447 
63-5 
18 -8 
32-2 
74'o 
77 
7-9 
2-06 
15 
Junb. 
58-8 
47 ‘6 
69-9 
22-3 
388 
76-6 
72 
6-3 
75 
8 
{ ul y . 
66-3 
54'4 
78-2 
23 -8 
497 
88-6 
69 
5-i 
2 * 18 
9 
August. 
61-3 
49'4 
73*2 
23-8 
40-2 
91 -o 
7i 
4-6 
2*07 
12 
Sept. 
55*4 
45-2 
65*5 
20-3 
35‘6 
74’9 
82 
5 ’4 
i'45 
12 
Oct. 
50 6 
427 
58-8 
16-5 
257 
68-8 
87 
7-0 
1-56 
14 
Nov. 
42*3 
35-8 
487 
129 
21-2 
6o-2 
89 
6-8 
176 
12 
Dec. 
39'4 
34’9 
43 ’8 
8-9 
197 
56-6 
88 
8-5 
1-84 
19 
Year . 
49-6 
41-1 
58-1 
17-0 
197 
91-0 
82 
6-7 
22-48 
167 
