10 
METEOROLOGICAL JOURNAL FOR AUGUST, 1828 
9 o’clock 
A.M. 
S o’clock P.M. 
Dew 
External Thermometer. 
1828. 
Point at 
Rain, in 
Direction 
Barora. 
Attach. 
Barora. 
9 A.M. 
in de- 
Fahrenheit. 
Self-registering. 
inches. 
Read off 
at9A.M. 
of the 
Wind at 
9 A.M. 
Remarks. 
August. 
Therm. 
Therm. 
grees of 
Fahr. 
9 A.M. 
3 P.M. 
Lowest. 
Highest. 
? 1 
29.938 
64.5 
29.954 
66.5 
53 
64.1 
66.1 
56.7 
68.8 
0.075 
w 
Fine — light clouds — brisk wind. 
h 2 
29.728 
63.S 
29.674 
65.4 
61 
63.2 
61.9 
58.8 
65.0 
ssw 
f Dark & cloudy— strong wind. Heavy 
l showers. 
O 3 
29.673 
67.2 
29.573 
68.5 
58 
62.9 
67.1 
56.3 
70.4 
0.125 
sw 
f A.M. Fine — brisk wind. P.M. Heavy 
l showers. 
D 4 
29.588 
66.0 
29.582 
67.6 
58 
63.4 
68.4 
55.7 
69.7 
0.496 
w 
Fine — light clouds. 
<? 5 
29.628 
67.2 
29.633 
69.1 
54 
64.1 
69.3 
54.5 
72.9 
0.100 
WNW 
Fine and clear — light wind. 
$ 6 
29.489 
63.7 
29.386 
66.2 
57 
61.8 
63.1 
56.9 
66.5 
SSE 
f Light rain continued. Thunder and 
t lightning at 7h 10m P.M. 
V- 7 
29.459 
67.5 
29.468 
69.4 
59 
66.1 
69.2 
57.7 
71.7 
0.291 
SW 
Fine — showery. Heavy rain at 8h P.M. 
? 8 
29.649 
68.8 
29.649 
69.7 
62 
67.6 
70.5 
59.8 
71.9 
0.321 
SW 
Fine — light clouds — brisk wind. 
h 9 
29.470 
68.2 
29.426 
68.7 
64 
65-9 
64.4 
59.3 
67.8 
0.094 
SSW var. 
/ Strong unsteady wind. A.M. Fine. 
I P.M. Overcast. 
#©10 
29.658 
68.7 
29.656 
68.5 
58 
66.3 
67.4 
56.7 
69.3 
SSW 
Fine & clear — showery. Strong wind. 
5 11 
29.726 
67.7 
29.699 
67.6 
54 
65.3 
67.9 
56.1 
68.4 
0.035 
SW 
f Fine — light cl&uds. Evening, rain with 
l strong wind. 
<? 12 
29.822 
65.8 
29.843 
68.4 
61 
63.4 
68.7 
56.3 
69.3 
0.258 
w 
Fine — light clouds. P.M. Showery. 
$ 13 
29.834 
63.2 
29.754 
65.7 
60 
59.4 
61.8 
54.5 
66.8 
0.025 
NW 
Cloudy — continued rain. 
n u 
29.535 
59.9 
29.557 
60.2 
56 
56.4 
55.8 
55.2 
56.9 
0.938 
NE 
Strong fog — brisk wind. 
$ 15 
29.858 
57.9 
29.910 
63.0 
50 
56.4 
61.7 
50.1 
63.9 
0.063 
NW 
Cloudy. Evening fine and clear. 
h 16 
29.973 
63.4 
29.956 
62.8 
55 
55.1 
66.3 
50.3 
67.6 
W 
Fine — cloudy. 
©17 
29.909 
63.6 
29.874 
66.3 
61 
64.2 
67.1 
55.1 
69.5 
SW 
Cloudy— brisk wind. Light showers. 
D 18 
29.942 
64.7 
29.965 
67.5 
58 
62.9 
67.3 
54.4 
68.9 
WSW 
Fine and clear— cloudy. 
<J 19 
30.136 
60.7 
30.157 
66.1 
57 
60.1 
68.2 
53.6 
69.8 
w 
Fine and clear— light clouds. 
$ 20 
30.109 
63.2 
30.024 
66.5 
59 
62.7 
69.2 
54.9 
70.3 
s 
Fine and clear— light clouds. 
n 21 
29.876 
64.9 
29.808 
66.7 
57 
63.3 
63.5 
58.0 
65.9 
sw 
r A.M. Fine. P.M. Lowering— light 
? 22 
29.724 
60.7 
29.736 
64.3 
59 
58.6 
63.1 
53.1 
64.3 
0.035 
WSW 
Fine— cloudy. Showers. 
h 23 
30.047 
60.4 
30.103 
64.8 
57 
59.8 
65.1 
52.0 
66.1 
0.086 
NW 
A.M. Fine and clear. P.M. Overcast. 
0 24 
30.21 1 
59.3 
30.196 
65.5 
53 
60.4 
70.2 
49.8 
71.8 
w 
Fine — nearly cloudless. 
O D 25 
30.315 
66.9 
30.313 
70.3 
66 
67.5 
72.2 
60.9 
74.5 
NW 
Overcast. 
<J 26 
30.355 
64.8 
30.328 
68.7 
63 
62.9 
69.5 
58.8 
70.9 
SE 
A.M. Overcast. P.M. Fine & cloudless. 
§ 27 
30.315 
63.1 
30.280 
67.1 
62 
63.5 
69.2 
54.0 
70.7 
E 
Fine and cloudless. 
U 28 
30.225 
64.4 
30.200 
68.6 
64 
63.6 
71.7 
57.9 
72.7 
E 
Cloudless and very clear. 
? 29 
30.202 
64.5 
30.184 
69.1 
63 
63.2 
69.8 
57.6 
71.4 
NNE 
A.M. Cloudy — brisk wind. P.M. Fine. 
h 30 
30.196 
65.1 
30.170 
69.8 
64 
63.5 
67.9 
59.8 
70.5 
NNE 
Fine— cloudy. 
031 
30.113 
62.8 
30.041 
64.7 
58 
60.1 
61.8 
56.9 
62.2 
NNE 
Lowering — brisk wind. 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Sum 
29.894 
64.3 
29.874 
66.9 
58.7 
62.5 
66.6 
55.9 
68.6 
2.942 
Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr 
9 A.M. 
29.815 
3 P.M. 
29.780 
OBSER VANDA. 
Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge =83 feet 2$ 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. 
'Hie Thermometers are graduated by Fahrenheit's Scale. 
The Barometer is divided into inches and decimals. 
