METEOROLOGICAL JOURNAL FOR MARCH, 1829. 
9 o’clock 
A.M. 
3 o’clock P.M. 
Dew 
External Thermometer. 
1829. 
March. 
Point at 
Rain, in 
Direction 
Barom. 
Attach. 
Therm. 
Barom. 
Attach. 
Therm. 
9 A.M. 
in de- 
grees of 
Fahr. 
Fahrenheit. 
Self-registering. 
inches. 
Read off 
of the 
Wind at 
QAM 
Remarks. 
9 A.M. 
3 P.M. 
Lowest. 
Highest. 
O 1 
30.173 
36.3 
30.131 
38.7 
32 
32.7 
33.3 
27.0 
34.7 
E 
A.M. Fine — light wind. P.M. Overcast. 
D 2 
30.173 
36.9 
30.204 
38.6 
33 
35.0 
36.7 
31.2 
35.7 
ENE 
Overcast and foggy. 
S 3 
30.338 
37.7 
30.331 
39.3 
35 
35.6 
37.2 
32.8 
40.3 
NNE 
Overcast and foggy. 
5 4 
30.167 
40.7 
30.133 
42.8 
41 
41.1 
41.9 
34.7 
42.3 
NNE 
Cloudy — light wind. 
© n 5 
30.215 
39.3 
30.156 
42.6 
36 
36.8 
42.7 
32.3 
42.7 
ENE 
f A.M. Foggy. P.M. Fine — lightly 
l cloudy. Light wind. 
¥ 6 
30.090 
43.6 
30.031 
46.0 
41 
41.6 
43.5 
36.2 
44.6 
N 
Overcast and foggy. 
h 7 
29.987 
43.7 
29.981 
46.7 
41 
41.0 
45.7 
38.7 
45.7 
N 
Overcast and foggy — light wind. 
O 8 
29.993 
45.7 
29.980 
47.8 
44 
45.4 
46.0 
40.3 
46.0 
NNE 
Cloudy and foggy. Light rain A.M. 
D 9 
29.883 
45.2 
29.832 
47.6 
41 
41.7 
48.3 
40.2 
48.3 
0.936 
W 
Lightly cloudy and foggy. 
6 10 
29.872 
44.4 
29.859 
47.3 
36 
40.0 
45.0 
37.0 
45.0 
N 
/ A.M. Cloudless. P.M. Cloudy — light 
l wind. 
5ii 
29.850 
42.9 
29.804 
45.2 
36 
38.7 
42.3 
32.5 
42.3 
NNE 
Overcast and hazy — light wind. 
71 12 
29.763 
41.7 
29.703 
44.7 
32 
37.8 
39.9 
33.7 
41.3 
NE 
/ A.M. Overcast. P.M. Fine and clear. | 
l Light wind. 
¥ 13 
29.644 
42.3 
29.703 
45.0 
38 
38.7 
43.5 
34.6 
43.5 
NNE 
Lightly cloudy — brisk wind. 
\ 14 
29.873 
41.8 
29.867 
44.3 
24 
37.6 
41.3 
34.3 
41.3 
NNW 
A.M. Fine. P.M. Overcast — light wind.) 
015 
29.916 
39.4 
29.892 
41.2 
27 
33.7 
39.8 
26.8 
39.8 
wsw 
Fine — light clouds and haze. 
D 16 
29.775 
37.8 
29.662 
41.7 
29 
34.6 
40.3 
27.8 
40.3 
E 
Clear and cloudless — light wind. 
<J 17 
29.497 
38.7 
29.476 
42.8 
29 
37.7 
46.5 
28.7 
46.5 
S 
Fine — lightly cloudy. 
$ 18 
29.710 
40.7 
29.721 
47.3 
41 
41.4 
51.3 
33.0 
52.4 
SSE 
/ Lightly overcast and foggy. Fine at 
71 19 
29.657 
48.7 
29.573 
53.9 
43 
51.4 
58.3 
40.6 
58.4 
0.014 
SSE 
i Fine — light clouds — brisk wind. Light 
t rain early A.M. 
O ? 20 
29.668 
55.2 
29.796 
57.4 
51 
53.4 
57.6 
50.2 
58.6 
SW 
Fine and clear — light brisk wind. 
\ 21 
30.114 
54.3 
30.094 
57.3 
44 
49.8 
55.3 
45.7 
55.4 
E 
Lightly cloudy — light wind. 
0 22 
29.917 
49.6 
29.825 
53.7 
45 
45.3 
48.6 
38.4 
51.7 
ENE 
Fine — lightly cloudy — light wind. 
D 23 
29.817 
51.0 
29.884 
52.7 
41 
47.6 
47.1 
42.8 
49.4 
E 
Fine — light clouds — brisk wind. 
$ 24 
29.912 
46.6 
29.876 
48.6 
32 
40.3 
44.7 
37.5 
44.7 
NNE 
Fine and clear — light wind. 
5 25 
29.939 
41.1 
29.910 
45.3 
30 
36.8 
45.7 
27.6 
45.7 
ENE 
Fine and cloudless — light brisk wind. 
7J. 26 
29.983 
44.3 
29.965 
47.2 
31 
42.2 
45.7 
34.8 
45.7 
NNE 
Lightly cloudy. 
? 27 
29.952 
46.8 
29.872 
48.9 
28 
42.0 
45.7 
37.7 
45.7 
ESE 
Clear and cloudless. 
h 28 
29.680 
44.3 
29.531 
48.7 
39 
42.9 
50.7 
33.6 
50.7 
E 
Fine and cloudless — light wind. 
029 
29.290 
46.6 
29.279 
47.8 
44 
44.5 
46.3 
41.6 
46.3 
0.542 
NNE 
/ Thickly overcast and foggy. Heavy 
1 rain at 1 A.M. and afterwards. 
D 30 
29.231 
46.3 
29.202 
48.6 
42 
42.8 
46.7 
39.8 
47.2 
NNE 
Overcast and foggy. 
S 31 
29.221 
46.0 
29.230 
48.0 
41 
41.7 
44.3 
39.7 
44.3 
NE 
Overcast — light wind. 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Mean 
Sum 
29.848 
43.9 
29.823 
46.7 
37.0 
41.0 
45.2 
35.9 
45.7 
0.592 
Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. 
ra A.M. 
29.821 
3 P. M. 1 
29.790 f 
OBSERVANDA. 
Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge =83 feet 24 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. 
