c 14 :} 
1 
9 o’clock, A. M. 
3 o’clock, P, M. 
Dew 
External Thermometer. 
1826, 
October 
Point 
it 
Rain, ii 
a Direction 
• Barora 
Attache 
i 
Attache 
9 A.M 
d in de- 
■ Fahrenheit. 
Self-registering. 
inches. 
Read 0 
of the 
f Wind at 
1. 9 A. M. 
Remarks. 
- Thermo. 
Barom 
Thermo 
grees 0 
r 
at 9 A.IV 
meter. 
meter. 
Fahr. 
9 A.M 
. 3P.M 
Lowest 
Highes 
• © I 
29.80 
2 — . 
29.78 
5 - 
60 
58.0 
62.0 
53-0 
62.0 
W 
— ' - ■ ' - -- -- - ■ 
Rain. N. 
5 2 
29.94 
4 -- 
29.93! 
3 - 
55 
54.0 
60.0 
48.0 
61.0 
SE 
Fine. N. 
$ 3 
29.90 
9 - 
29.89, 
5 - 
55 
54-0 
59-0 
48.0 
59-0' 
W 
Fine. N. f 
2 4 
29.77 
2 58.0 
29.75 
56.3 
53 
52.0 
52.5 
48.5 
58.0 
sw 
J A. M, cJoudless. P. M* gloomy—very 
^ small rain. 
n 5 
29.78 
7 50.0 
29.821 
55-0 
44 
46.0 
52.2 
40.9 
54.8 
ssw 
Cloudy and hazy. 
? 6 
30.11 
3 47-0 
30-123 
52.0 
40 
43-0 
51-5 
37-6 
52.0 
sw 
Fine and cloudless—hazy. 
b 7 
30. 10 
■y 50.0 
30.055 
56.2 
47 
49-0 
55-5 
41.8 
57 -S 
s 
Cloudy—brisk wind. 
© 8 
29.94c 
? 56.8 
29.848 
59-5 
55 
56.1 
60.3 
53-3 
61.5 
ssw 
/Fine and clear—brisk wind. Heavy 
D 9 
29.80c 
55-1 
29-775 
57-2 
50 
51.0 
51.8 
47-3 
56.5 
WNW 
Cloudy and overcast—showery. 
$ 10 
29.685 
53-0 
29.722 
61.6 
1 52 
52.5 
61-5 
46.2 
62.7 
0.688 
ssw 
Overcast—showery. 
5 II 
30-075 
61.0 
0 
0 
VO 
00 
65.0 
■' 59 
60.2 
63.8 
57-6 
66.3 
wsw 
Fine—light clouds. 
If. 12 
30.133 
61.8 
30-104 
64.0 
61 
60.2 
62.8 
59.2 
63.8 
sw 
Fine—cloudy. 
? 13 
30.079 
62.4 
30.123 
63-5 
61 
61.7 
60.0 
58.7 
66.0 
wsw 
Overcast—brisk wind. 
b 14 
30.211 
49-5 
30-153 
56.8 
46 
50.4 
57-0 
46.3 
58.5 
E 
Overcast and foggy. 
G© 15 
29.944 
58.0 
29.809 
61.2 
56 
57-8 
62.5 
54.1 
64.0 
ESE 
A. M. foggy. P. M. fine and clear. 
5 16 
29.629 
59-8 
29.639 
63.0 
57 
58.5 
59.0 
54-9 
65.0 
0.031 
SSE 
t Cloudy. At 2 P. M. thunder, with 
( heavy rain. , 
S 17 
30.030 
55.8 
29.991 
59-6 
50 
50.0 
57-0 
45-4 
59.8 
ESE 
A. M. overcast. P. M. fine and clear. 
00 
304 
29.994 
56.8 
30.004 
59-1 
54 
54-5 
58.5 
49.6 
59-5 
ENE 
Overcast and foggy. 
j X 19 
30.017 
59-5 
30.000 
61.3 
58 
58.8 
59-0 
57.7 
60.5 
E var. 
Overcast and gloomy—brisk wind. 
1 ? 20 
1 » 
29.992 
61.8 
29-974 
62.7 
59 
57-8 
59.0 
58.2 
61.2 
ESE 
Dvercast—faintly hazy. 
: b 21 
30.000 
61.4 
29-978 
65.0 
60 
58.8 
65.2 
57-8 
67.8 
SE 
Tine—cloudy. 
© 22 
29.960 
62.1 2 
29-919 
63.2 
60 
59-8 
61.6 
57-7 
62.8 
SE 
Dvercast and gloomy — showery. 
5 23 j 
29.921 
62.1 2 
9.912 
63-5 
60 
58.7 
61.3 
58.4 
63.0 
0.031 
E 
i Strong fog. Thunder and lightning with 
' heavy rain, at noon. 
S 24 j: 
29.961 
6l.I |2 
9.872 
63.2 
57 
61.8 
59-4 
55-0 
61.8 
1.031 
SW I 
riue and clear—light clouds. 
5 25 p 
29.425 
60.3 129.409 
61.3 
58 
56.2 
55.0 
55.0 
58-4 
SW var. 
Fine. Violent gales during the early 
' part of the morning. 
I li 26 2 
9-434 
54-3 129.496 
54-7 
43 
45-3 
50.0 
44.0 
51-3 
WNW I 
’ine—light clouds—faint haze. 
N 
0 + 
9.635 
53.0 I29.618 
54-2 
48 
46.4 
52.8 
42.2 
53-3 
0.090 
S by E C 
Ivercast and foggy — showery. 
: ?? 28 3 
0.119 
51.0 130.114 
53-9 
43 
44-7 
52.6 
41.8 
53-0 
WNW C 
lloudy. 
: © 29 3 
0.155 
50.8 130.092 
53-2 
46 
47-7 
52.8 
43-0 
53-2 
WSW C 
Ivercast and hazy. 
d 30 3 
0.128 
53.1 130.085 
54-2 
S* 
49-8 
53-1 
50.0 
54-3 
SE C 
Ivercast and gloomy. 
® d 31 js 
0.0981 
53.0 '30.078 
54‘3 
47 
48.0 
50.8 
47-0 
52.4 
NW F 
ine — cloudy. 
j 
Vlean I 
Vlean 1 Mean 
Vlean 
Vlean 
Vlean 
Mean 
Mean 
Mean 
Sum 
12 
9 - 93 °| 
56.4 29.909 
1 ) 
59.1 
53-1 
53-6 
57-4 1 
50.3 
59-4 
1.871 
Monthly Mean of the Barometer, corrected for Capillarity and reduced 
to 32° 
Fahr f9A.M. sP-M.i 
J 29.871 29.844 J 
OBSERVANDA. 
Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge. 
.above the mean level of the Sea (presumed about) 
The External Thermometer is z feet higher than the Barometer Cistern. 
Height of the Receiver of the Rain Gage above the Court of Somerset House. 
The hours of observation are of Mean Time—the day beginning at Midnight. 
The Thermometers are graduated by Fahrenheit’s Scale. 
The Barometer is divided into inches and decimals. 
= 83 ft. 2| in. 
= 95 ft- 
= 79 ft. o in. 
