METEOROLOGICAL JOURNAL FOR AUGUST, 1830 
1830. 
August. 
9 o’clock 
, A.M. 
3 o’clock, P.M. 
Dew 
Point at 
9 A.M. 
in de- 
grees of 
Fahr. 
External Thermometer. 
Rain, in 
inches. 
Read off 
at9A.M 
Direction 
of the 
Wind at 
9 A.M. 
Barom. 
Attach. 
Therm. 
Barora. 
Attach. 
Therm. 
Fahrenheit. 
Self-registering. 
9 A.M. 
3 P.M. 
Lowest. 
Highest 
Q 1 
30.026 
74.6 
29.951 
75.1 
55 
71.6 
75.4 
60.6 
76.3 
ssw 
D 2 
29.844 
71.8 
29.862 
74.3 
59 
67.2 
71.7 
58.7 
72.2 
ssw 
3 3 
30.023 
72.4 
30.052 
72.7 
55 
67.3 
70.5 
55.5 
71.3 
0.281 
w 
D 9 4 
30.071 
67.8 
29.982 
73.4 
61 
64.4 
73.7 
58.7 
75.7 
ESE 
V- 5 
29.918 
71.7 
29.963 
73.3 
58 
67.3 
72.7 
64.3 
73.7 
W 
9 6 
30.032 
69.7 
30.035 
70.7 
51 
63.7 
68.3 
53.3 
68.7 
WSW 
h 7 
29.948 
67.3 
29.870 
70.3 
48 
64.6 
68.7 
55.7 
70.5 
SSW 
O s 
29.723 
64.8 
29.737 
69.8 
56 
62.7 
69.8 
57.6 
70.7 
ESE 
D 9 
29.842 
67.7 
29.788 
70.8 
68 
64.7 
69.8 
56.3 
72.3 
ESE 
$ 10 
29.664 
66.4 
29.639 
69.0 
61 
62.7 
65.2 
57.6 
66.3 
ENE 
5 11 
29.729 
65.5 
29.714 
70.3 
60 
61.7 
71.8 
57.8 
73.4 
SSW 
n 12 
29.770 
70.7 
29.802 
71.1 
57 
65.8 
69.8 
57.3 
70.7 
0.072 
ssw 
9 13 
29.700 
66.1 
29.687 
66.8 
60 
60.3 
63.8 
58.6 
63.5 
0.028 
WSW 
k 14 
29.892 
66.3 
29.734 
66.8 
55 
61.3 
60.0 
53.3 
66.7 
0.736 
WSW 
015 
29.760 
65.4 
29.808 
68.7 
54 
59.7 
66.7 
52.3 
69.3 
0.597 
WNW 
D 16 
29.957 
65.3 
29.942 
66.7 
51 
59.3 
64.3 
48.7 
67.7 
w 
3 17 
29.978 
63.3 
29.955 
65.6 
49 
56.7 
61.6 
46.8 
63.8 
0.038 
w 
1 9 18 
30.155 
62.7 
30.185 
64.3 
47 
56.3 
62.6 
46.8 
63.6 
0.169 
N 
n 19 
30.175 
59.7 
30.118 
63.9 
47 
56.7 
62.3 
47.7 
65.2 
0.014 
NNW 
? 20 
29.975 
58.4 
29.957 
63.7 
44 
54.7 
59.3 
47.6 
62.0 
NNW 
h 21 
30.014 
60.5 
29.986 
64.0 
50 
56.0 
63.5 
50.0 
65.5 
NNE 
0 22 
30.031 
62.0 
30.024 
64.3 
50 
58.7 
66.7 
47.0 
68.5 
S 
3) 23 
29.994 
64.0 
29.958 
67.2 
57 
62.0 
65.8 
58.0 
68.0 
NW 
3 24 
29.883 
61.4 
29.888 
62.0 
56 
61.4 
68.8 
56.6 
70.8 
sw 
3 25 
29.807 
65.2 
29.770 
63.0 
56 
62.8 
65.0 
56.6 
69.8 
WSW 
V. 26 
29.849 
64.2 
29.873 
66.9 
55 
61.0 
64.6 
55.8 
65.5 
sw 
9 27 
29.782 
64.6 
29.625 
67.8 
58 
60.5 
66.0 
54.0 
69.0 
s 
h 28 
29.394 
64.4 
29.457 
66.5 
53 
58.6 
63.5 
54.8 
64.6 
0.250 
s 
029 
29.931 
64.5 
29.996 
66.2 
50 
59.0 
62.8 
49.8 
65.6 
0.500 
WSW 
}> 30 
30.223 
61.5 
30.192 
64.6 
44 
50.5 
63.4 
46.6 
64.4 
WSW 
3 31 
30.291 
59.8 
30.261 
64.2 
48 
55.0 
66.0 
46.0 
67.0 
S 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Sum 
29.916 
65.5 
29.897 
67.9 
53 
61.1 
66.6 
53.9 
68.5 
2.685 
Remarks. 
/Fine and clear — light breeze. Evening 
t lowering. 
/ A.M. Showery. P.M. Fine and clear 
t — light clouds. 
/ Fine and clear— cloudy. Evening 
t lowering. 
/ A.M. Cloudy. P.M. Fine and clear— 
l light clouds. 
Fine — lightly cloudy. 
Clear — cloudy — light wind. 
Fine — lightly cloudy. 
Fine — lightly cloudy. 
Overcast. 
Overcast. 
A.M. Hazy. P.M. Fine — atnight, rain 
Fine and clear — light clouds and wind. 
A.M. Rain. P.M. Fine. Thunder at 3-Jfa 
A.M. Fair. P.M. Heavy rain. 
Fine and clear— cloudy. 
Fine — light haze and clouds. 
?ine and cl 
ing, rain. 
Fine and clear— light clouds and wind. 
Fine and clear — light clouds. 
Fine — lightly cloudy. 
A.M. Overcast. P.M. Fine. 
Fine — lightclouds. At night, light rain 
Overcast. 
Fine — light clouds. At night, rain. 
Overcast — light wind — showery. 
Fine and clear — light wind. 
f A.M. Clear. P.M. Overcast. At night, 
t rain. 
I A.M. Overcast — showery. P.M. Clear. 
I Heavy rain at Ih. 
f A.M. Clear. P.M. Rain. Thunder 
l with rain at lh. 45m, 
Fine— light haze. 
Fine and clear. 
/ Fine and clear— lightly cloudy. Even 
l i 
Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr 
9 A.M. 
29.834 
3 P 
29, 
P.M. \ 
.808 / 
OBSERVANDA. 
Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge =83 feet 2J in. 
above the mean level of the Sea (presumed about) =95 feet. 
The External Thermometer is 2 feet higher than the Barometer Cistern. 
Height of the Receiver of the Rain Gauge above the Court of Somerset House =79 feet 0 in. 
The hours of observation are of Mean Time, the day beginning at Midnight. 
'Die Thermometers are graduated by Fahrenheit’s Scale. 
The Barometer is divided into inches and decimals. 
