TAKEN AT WANSFORD HOUSE, WATFORD, 1883 . 
183 
From this table (substituting, however, for the values for Dec. 
1882 those for Dec. 1877), the following summary of the means 
for the seasons from Dec. 1877 to Nov. 1882, is compiled: — 
Means for the Seasons from Dec. 1877 to Nov. 1882, at Watford. 
Seasons, 
1877 - 82 . 
Pressure. 
Temperature. 
Tension 
of 
Yap our. 
Humi¬ 
dity. 
Rainfall. 
Cloud 
0-10. 
Mean. 
Daily 
Range. 
Total. 
Days. 
ins. 
0 
O 
in. 
% 
ins. 
Winter ..... 
30-044 
36-5 
10-3 
•194 
89 
6*95 
46 
7*5 
Spring . 
29-962 
473 
16-7 
•254 
77 
6-57 
4 i 
6-i 
Summer..... 
29 -909 
59"9 
15-6 
-402 
77 
10-23 
Si 
7-1 
Autumn..... 
29-942 
48-4 
137 
303 
86 
9*02 
47 
6-7 
The monthly means of the daily observations in 1883, and results 
deduced from them, are given as usual in the accompanying tables 
(pp. 184, 185); and from these tables the following summary for 
the different seasons (the winter including Dec. 1882 from the report 
for that year) is deduced, results for Greenwich Observatory being 
added for comparison as usual: —■ 
Means for the Seasons from Dec. 1882 to Nov. 1883, at Watford. 
Seasons, 
1882 - 83 . 
Pressure. 
Temperature. 
Tension 
of 
Yapour. 
Humi¬ 
dity. 
Rainfall. 
Cloud 
0-10. 
Mean. 
Daily 
Range. 
Total. 
Days. 
ins. 
O 
O 
in. 
% 
ins. 
Winter ..... 
29 -886 
40*1 
10-5 
’222 
91 
10-44 
60 
73 
Spring ..... 
29-981 
45 ’i 
16-4 
•232 
76 
4-19 
3 i 
6*o 
Summer..... 
29-962 
60 0 
17-8 
•381 
73 
6*29 
41 
6-9 
Autumn..... 
29-870 
493 
13-6 
309 
87 
973 
55 
6-9 
The same at Greenwich. 
Seasons, 
1882 - 83 . 
Pressure. 
Temperature. 
Tension 
of 
Yapour, 
Humi¬ 
dity. 
Rainfall. 
Cloud 
0-10. 
Mean. 
Daily 
Range. 
Total. 
Days. 
ins. 
O 
O 
in. 
% 
ins. 
Winter .... 
29-887 
413 
9-6 
‘229 
89 
6-36 
50 
73 
Spring ..... 
29-963 
45-0 
18-4 
■238 
77 
4-19 
33 
6-i 
Summer..... 
29*945 
60-3 
20-8 
•400 
77 
4"°5 
39 
6-8 
Autumn.... 
29-876 
503 
137 
317 
86 
8-25 
52 
6-4 
