METEOROLOGICAL JOURNAL FOR JULY, 1828 
9 
9 o’clock. 
A.M. 
3 o’clock. 
P.M. 
External Thermometer. 
1828. 
Point at 
Rain, in 
Direction 
Remarks. 
q A.M. 
inches. 
of the 
Barom. 
Attach. 
Therm. 
Barom. 
in de- 
grees of 
Fahrenheit. 
Self-registering. 
Read off 
Wind at 
July. 
Therm. 
lt9A.M. 
9 A.M. 
Fahr. 
9 A.M. 
3 P.M. 
Lowest. Highest. 
3 1 
29.951 
76.4 
29.933 
74.2 
61 
72.7 
70.8 
63.3 
74.8 
ssw 
Fine— partially lowering. 
65.0 
75.4 
ssw 
f A.M. Light rain. P.M. Fine and clear 
§ 2 
29.909 
71.6 
29.895 
74.3 
65 
67.4 
74.2 
\ — light clouds. 
/ A.M. Lowering. P.M. Fine and clear, 
65.2 
78.7 
n 3 
29.935 
72.8 
29.922 
74.8 
63 
70.3 
76.8 
0.750 
s 
sw 
\ light breeze. Distant thunder at night, 
r A.M. Fine. — 3h to 5h frequent thun- 
67.6 
77.5 
¥ 4 
29.865 
73.4 
29.899 
76.7 
70 
72.7 
74.3 
der and lightning with heavy rain. 
C P.M. Overcast. 
65.2 
77.3 
sw 
h 5 
29.908 
78.3 
29.875 
76.2 
59 
72.7 
74.9 
Fine and clear— light clouds. 
G 6 
29.884 
74.4 
29.894 
74.4 
59 
69.5 
70.2 
60.8 
73.7 
wsw 
Fine and clear— cloudy. 
D 7 
29.900 
69.3 
29.859 
73.3 
60 
64.7 
70.8 
58.3 
74.7 
SSE 
Clear— cloudy. 
CO 
29.705 
72.0 
29.641 
75.0 
71 
71.4 
77.7 
61.8 
79.6 
ENE 
Fine— cloudy. 
5 9 
29.545 
67.8 
29.583 
69.8 
66 
66.0 
66.4 
63.6 
67.8 
0.086 
NW 
r Dark and overcast. Heavy showers. 
1 Distant thunder. 
n 10 
29.688 
63.1 
29.817 
69.3 
56 
60.0 
70.9 
56.7 
72.7 
0.833 
NNE 
A.M. Showery. P.M. Fine and clear. 
¥ ii 
29.984 
68.3 
29.923 
70.6 
61 
66.7 
69.8 
60.8 
73.1 
SSW 
Lowering. 
• h 12 
29.532 
65.5 
29.499 
66.2 
62 
62.2 
61.4 
60.8 
64.5 
0.055 
NW 
Overcast— light fog. Heavy showers. 
©13 
29.442 
61.7 
29.497 
65.7 
57 
57.3 
63.7 
55.4 
65.2 
0.361 
WSW 
(Briskwind. A.M. Rain. P.M. Cloudy, 
t Evening fine and clear. 
D 14 
29.563 
70.6 
29.521 
66.8 
51 
64.0 
65.6 
52.9 
68.5 
0.017 
wsw 
Fine and clear. Heavy showers. 
$ 15 
29.489 
65.4 
29.534 
67.3 
61 
62.3 
65.8 
55.6 
68.3 
0.250 
s 
r A.M. Lowering. P.M. Fine. Thun- 
l der, with heavy showers, at 1 P.M. 
§ 16 
29.768 
61.3 
29.806 
68.8 
59 
59.0 
73.7 
53.7 
74.8 
0.175 
NNW 
Fine— cloudy. 
n 17 
29.702 
66.2 
29.691 
70.3 
63 
65.6 
72.6 
59.5 
74.2 
0.036 
ssw 
f A.M. Cloudy — briskwind. P.M. Fine, 
l and nearly cloudless. 
¥ 18 
29.598 
67.7 
29.571 
70.0 
65 
65.7 
68.6 
62.3 
72.2 
ESE 
Cloudy and showery. Evening fine. 
h 19 
29.565 
69.0 
29.601 
70.3 
57 
67.7 
69.6 
59.3 
71.6 
0.039 
WSW 
Fine and very clear— light breeze. 
©20 
29.417 
64.7 
29.254 
67.7 
60 
62.3 
66.1 
56.8 
66.8 
ESE 
f Cloudy — light wind. Heavy rain. 
1 Thunder & lightning at 4h 50m P.M. 
5 21 
29.535 
70.7 
29.541 
69.3 
57 
66.4 
68.3 
54.8 
71.2 
1.167 
WSW 
r Fine and clear — light diffused clouds 
l — brisk wind. Heavy showers. 
3 22 
29.55 1 
64.7 
29.615 
69.2 
57 
62.9 
69.4 
52.8 
71.6 
0.664 
wsw 
Fine and clear— cloudy. 
$ 23 
29.732 
70.7 
29.706 
70.2 
61 
67.7 
70.8 
56.7 
72.7 
0.067 
wsw 
Fine — cloudy. Heavy rain P.M. 
n 24 
29.652 
65.9 
29.615 
68.8 
62 
62.3 
66.0 
59.8 
70.7 
0.300 
ssw 
Cloudy — light fog. Showers. 
¥ 25 
29.580 
69.8 
29.588 
69.8 
59 
68.0 
67.7 
60.6 
72.8 
0.167 
sw 
Fine & clear. — Showers & brisk wind. 
0 It 26 
29.767 
70.8 
29.745 
70.2 
59 
69.2 
67.7 
57.4 
70.6 
0.122 
WNW 
Fine— cloudy. Showers. 
©27 
29.797 
70.7 
29.832 
68.8 
57 
64.8 
66.4 
54.8 
68.3 
0.058 
s 
Fine — cloudy. 
D 28 
30.013 
62.2 
30.016 
66.9 
52 
58.7 
65.0 
54.5 
67.3 
N 
Brisk wind. A.M. Cloudy. P.M. Fine. 
3 29 
29.921 
67.3 
29.868 
66.7 
50 
62.5 
64.0 
54.2 
67.6 
NNW 
Fine and clear— light wind. 
¥ 30 
29.923 
63.6 
29.952 
64.8 
49 
59.8 
61.9 
46.8 
63.8 
NNW 
A.M. Fine & cloudless. P.M. Overcast. 
H. 31 
30.036 
60.6 
30.022 
64.5 
50 
58.7 
65.3 
48.8 
67.5 
W 
Fine— light clouds. 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Sum 
29.737 
68.3 
29.733 
70.0 
59.3 
65.2 
68.9 
58.3 
71.5 
4.147 
Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. 
9 A.M. 
29.648 
3 P.M. ) 
29.640 S 
OBSERVANDA. 
Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge =83 feet 2f 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. 
The Thermometers are graduated by Fahrenheit’s Scale. 
The Barometer is divided into inches and decimals. 
