METEOROLOGICAL JOURNAL FOR JANUARY AND FEBRUARY, 1840. 
1840. 
9 o’clock, A.M. 
3 o’clock, P.M. 
3-3 
.5 bn 
o 
CW* 
gs 
Q«i 
Diff. of Wet and 
Dry Bulb Ther. 
External Thermometers. 
Rain in inches. 
Read off at 
9 A.M. 
Direction of the 
Wind at 9 A.M. 
REMARKS. 
Barometer 
uncorrected. 
Att. 
Ther. 
Barometer 
uncorrected. 
Att, 
Ther. 
Fahrenheit. 
Self-registering 
Flint 
Glass. 
Crown 
Glass. 
Flint 
Glass. 
Crown 
Glass. 
9A.M. 
3 P.M. 
Lowest 
Highest 
W 1 
; T 2 
F 3 
OS 4 
© 5 
M 6 
T 7 
W 8 
T 9 
F 10 
Sll 
©12 
Ml3 
£ T 14 
gWl5 
z Tl6 
5 F17 
S 18 
@©19 
M20 
T21 
W22 
T23 
F 24 
S 25 
©26 
M27 
T28 
W29 
T 30 
F 31 
MEAN. 
29.724 
29.738 
30.000 
29.956 
29.896 
30.000 
30.282 
30.156 
30.224 
30.476 
30.516 
30.286 
30.144 
29.924 
30.142 
29.718 
29.490 
29.972 
29.436 
29.618 
29.312 
29.684 
29.808 
29.346 
29.316 
28.938 
29.444 
29.422 
29.500 
29.938 
29.574 
29.718 
29.732 
29.994 
29.950 
29.890 
29.994 
30.274 
30.148 
30.216 
30.470 
30.510 
30.280 
30.138 
29.916 
30.134 
29.712 
29.484 
29.964 
29.430 
29.612 
29.308 
29.678 
29.802 
29.340 
29.310 
28.934 
29.436 
29.414 
29.440 
29.932 
29.568 
45.9 
47.9 
45.9 
45.3 
42.2 
38.6 
35.4 
30.6 
32.3 
36.3 
32.8 
32.5 
33.9 
36.8 
41.0 
43.2 
43.3 
40.9 
45.0 
44.8 
48.2 
46.7 
45.2 
50.8 
46.7 
47.3 
44.3 
42.4 
45.0 
42.0 
44.0 
29.728 
29.818 
29.992 
29.888 
29.878 
30.100 
30.218 
30.130 
30.238 
30.482 
30.478 
30.254 
30.028 
29.952 
30.054 
29.738 
29.574 
29.764 
29.366 
29.712 
29.346 
29.662 
29.684 
28.966 
29.384 
28.866 
29.538 
29.214 
29.740 
29.872 
29.532 
29.724 
29.810 
29.984 
29.882 
29.874 
30.092 
30.212 
30.122 
30.232 
30.476 
30.470 
30.248 
30.022 
29.944 
30.048 
29.730 
29.568 
29.758 
29.362 
29.704 
29.340 
29.656 
29.678 
28.960 
29.380 
28.862 
29.530 
29.208 
29.734 
29.866 
29.528 
47.6 
49.2 
46.7 
44.7 
42.0 
38.6 
34.9 
31.2 
23.4 
36.9 
33.6 
34.0 
35.3 
38.4 
42.3 
44.3 
43.9 
41.7 
47.5 
46.4 
49.7 
47.9 
47.4 
51.4 
46.9 
48.4 
45.3 
45.8 
45.8 
42.3 
45.9 
44 
43 
40 
40 
37 
32 
28 
17 
28 
26 
27 
27 
28 
33 
39 
39 
40 
36 
44 
41 
45 
43 
41 
47 
42 
45 
38 
40 
41 
36 
40 
02.1 
02.1 
01.7 
01.0 
01.3 
01.8 
frozen 
ditto 
01.5 
03.2 
frozen 
ditto 
02.1 
01.1 
01.0 
01.4 
01.2 
01.3 
01.4 
01.3 
02.9 
02.8 
02.5 
02.3 
03.2 
02.0 
02.6 
02.0 
02.6 
01.1 
02.0 
49.8 
47.6 
43.2 
39.7 
36.3 
33.6 
29.0 
22.8 
33.2 
34.2 
27.4 
31.5 
34.9 
40.9 
43.2 
40.7 
41.5 
36.3 
49.4 
42.6 
51.3 
48.3 
47.7 
52.0 
43.0 
50.5 
37.8 
42.8 
44.8 
34.4 
43.4 
51.8 
50.2 
47.2 
39.2 
37.4 
36.2 
30.8 
30.7 
36.2 
33.7 
34.7 
38.0 
40.7 
43.2 
43.8 
45.8 
42.8 
44.8 
51.4 
45.6 
50.2 
49.9 
52.9 
52.4 
43.5 
47.3 
43.7 
50.7 
45.7 
41.8 
46.8 
44.3 
47.6 
41.8 
40.6 
36.7 
31.5 
29.0 
22.3 
22.3 
32.6 
26.0 
27.3 
31.4 
34.8 
40.2 
40.8 
40.8 
34.2 
35.6 
41.4 
41.4 
45.0 
41.2 
47.4 
39.6 
40.6 
37.0 
37.0 
42.6 
34.6 
34.8 
50.5 
48.0 
43.6 
40.6 
36.6 
34.0 
32.0 
29.4 
32.8 
34.8 
37.2 
35.3 
39.8 
41.5 
44.7 
46.8 
46.6 
43.8 
50.7 
54.2 
53.7 
53.2 
51.4 
53.5 
53.3 
52.7 
38.5 
43.4 
45.5 
35.0 
44.3 
.025 
.072 
.205 
.044 
.127 
.033 
.122 
.282 
.361 
.133 
.022 
.394 
.481 
.016 
.272 
.044 
s 
sw 
w 
NE 
N 
NW 
ENE 
SW 
SW 
E 
SE 
SE 
SE 
S 
SSW 
sw 
s 
s 
s 
s 
s 
s 
S var. 
S var. 
S 
S var. 
SW 
S 
w 
SSW 
S 
/A.M. Overcast— light rain and wind. P.M. Fine— light clouds. 
1. Evening, Fine and starlight. 
Fine— It. clouds Sc wind throughout the day. Ev. Overcast— It. rain. 
/A.M. Fine— light clouds and wind. P.M. Cloudy— light wind. 
X Evening, Overcast— very light rain. 
Overcast— It. rain Sc wind throughout the day, as also the evening. 
Fine — light clouds & wind throughout the day. Ev. Fine & starlight. 
(Fine— light clouds and wind, with sharp frost throughout the day. 
X Evening, Cloudy — light snow. 
/Fine and clear— sharp frost throughout the day. Evening, Fine 
X and clear— sharp frost. 
Fine — light clouds & wind— sharp frost. Ev. Overcast — sharp frost. 
Light fog— sharp frost throughout the day. Ev. Overcast— It. fog. 
Fine— light clouds and wind throughout the day. Ev. Fine & clear. 
/Fine— light clouds and wind throughout the day. Evening, Fine 
X and clear — sharp frost. 
Fine— It. clouds and wind throughout the day. Ev. Fine and clear. 
Fine & cloudless— light wind throughout the day. Ev. Fine & clear. 
Overcast— light wind throughout the day. Evening, Very light rain. 
Overcast— brisk wind throughout the day. Ev. Light rain— high wind. 
Fine— very It. clouds & wind throughout the day. Ev. Lightly overcast. 
Overcast — It. rain— fog & wind throughout the day. Ev. Fine & clear. 
/A.M. Fine — light clouds and wind. P.M. Overcast— light rain and 
1 wind. Evening, Overcast — high wind. 
/A.M. Overcast — light rain— high wind, as also throughout the night. 
\ P.M. Heavy showers— high wind. Ev. Cloudy — high wind. 
Overcast— It. rain— h. wind throughout the day. Ev. Lt. rain — h.wind. 
/A.M. Overcast — hail Sc rain— high wind— high wind throughout the 
t night. P.M. Fine— It. clouds — high wind, also duringthe evening. 
/ A.M. Overcast— high wind,asalso throughout the night. P.M. Fine 
X — light clouds— high wind. Evening, Cloudy— brisk wind. 
fA.M. Overcast— light rain— high wind. P.M. Dark heavy clouds— 
(. high wind. Evening, Very light rain— high wind. 
Overcast — lt. rain — high wind throughout the day, as also the evening. 
Fine— lt. clouds Sc wind throughout the day. Ev. Cloudy— high wind. 
/A.M. Overcast— light rain — very high wind, as also throughout the 
t night. P.M. Heavy clouds. Evening, Heavy rain. [light. 
Fine— nearly cloudless — lt. wind throughout the day. Ev. Fine &star- 
/A.M. Overcast— light rain— high wind. P.M. Fine— light showers 
[ — high wind. Evening, Overcast. 
(A.M. Fine— light clouds and wind. P.M. Cloudy— light wind. 
X Evening, Fine and starlight. 
A.M. Light fog & wind. P.M. Fine— It. clouds. Ev. Overcast— It. rain. 
/A.M. Overcast — light wind. P.M. Fine— light clouds and wind. 
1 Evening, Overcast— light rain. 
29.806 
29.798 
41.8 
29.781 
29.774 
42.6 
37.0 
01.9 
40.4 
43.5 
36.9 
43.5 
Sum. 
2.633 
f 9 A.M. 3 P.M. 
Mean Barometer corrected 4 F. 29.774 . . 29.747 
( C. 29.766 . . 29.739 
S 1 
© 2 
©M 3 
T 4 
W 5 
T G 
F 7 
S 8 
© 9 
M10 
x Til 
% W12 
g T13 
F14 
£ S15 
_Oio 
®M17 
T 18 
W19 
T 20 
F21 
S 22 
©23 
M24 
T25 
W26 
T27 
F 28 
S 29 
29.338 
29.354 
29.174 
28.648 
29.104 
29.754 
29.596 
29.532 
29.724 
29.580 
29.950 
29.724 
29.838 
29.956 
29.848 
29.772 
30.004 
30.244 
30.324 
30.450 
30.452 
30.324 
30.224 
30.376 
30.596 
30.596 
30.468 
30.316 
30.356 
29.332 
29.350 
29.168 
28.644 
29.098 
29.748 
29.590 
29.524 
29.716 
29.572 
29.944 
29.720 
29.832 
29.950 
29.842 
29.766 
29.998 
30.236 
30.318 
30.442 
30.446 
30.316 
30.218 
30.368 
30.588 
30.588 
30.460 
30.308 
30.350 
45.2 
44.6 
44.9 
44.7 
44.8 
43.4 
45.2 
45.4 
42.3 
45.2 
44.9 
46.5 
45.2 
44.3 
41.4 
44.6 
46.7 
43.7 
41.6 
37.9 
36.6 
34.3 
33.2 
31.9 
34.3 
35.2 
35.8 
37.2 
38.3 
29.188 
29.388 
29.156 
28.564 
29.312 
29.764 
29.420 
29.548 
29.722 
29.638 
29.948 
29.692 
29.840 
29.926 
29.758 
29.812 
30.042 
30.244 
30.352 
30.450 
30.394 
30.284 
30.198 
30.404 
30.588 
30.550 
30.404 
30.240 
33.354 
29.184 
29.384 
29.152 
28.558 
29.304 
29.756 
29.414 
29.542 
29.716 
29.634 
29.940 
29.688 
29.832 
29.918 
29.750 
29.804 
30.036 
30.236 
30.344 
30.444 
30.386 
30.276 
30.192 
30.396 
30.580 
30.544 
30.396 
30.236 
30.346 
45.9 
46.0 
46.4 
45.8 
45.4 
44.7 
47.2 
46.3 
44.0 
46.8 
46.3 
47.6 
47.2 
44.8 
43.2 
46.3 
47.3 
44.3 
42.7 
37.6 
37.3 
35.2 
35.0 
34.0 
36.3 
36.4 
37.3 
39.2 
39.3 
41 
40 
41 
40 
40 
37 
41 
40 
37 
42 
40 
42 
41 
38 
35 
40 
41 
35 
29 
28 
26 
24 
25 
23 
30 
27 
27 
31 
32 
02.4 
01.8 
02.2 
03.2 
02.2 
01.6 
02.6 
02.4 
01.8 
02.5 
01.7 
03.0 
01.7 
01.7 
01.7 
01.7 
02.3 
02.1 
03.0 
01.0 
Is 
J * 
02.0 
03.0 
03.5 
02.5 
02.9 
43.7 
41.2 
43.8 
44.8 
42.3 
39.8 
46.9 
43.8 
38.0 
47.4 
42.2 
47.4 
43.0 
35.2 
37.7 
46.7 
48.2 
37.7 
35.2 
33.5 
32.3 
32.7 
29.5 
30.7 
35.3 
35.2 
34.7 
34.6 
36.0 
46.3 
46.5 
47.2 
45.7 
45.7 
46.7 
52.0 
39.8 
46.0 
48.7 
48.3 
49.0 
48.2 
40.5 
43.4 
49.8 
45.8 
40.3 
35.3 
33.2 
32.2 
33.7 
33.7 
36.3 
40.3 
36.2 
36.8 
44.0 
40.9 
40.4 
39.9 
41.2 
40.2 
41.5 
38.4 
39.0 
41.0 
35.5 
37.2 
40.5 
41.9 
41.6 
35.3 
33.8 
37.0 
46.0 
36.0 
35.2 
32.8 
32.0 
31.0 
28.0 
27.8 
30.7 
32.8 
33.6 
33.6 
33.6 
44.6 
41.8 
44.4 
45.6 
45.7 
45.7 
48.0 
51.0 
38.7 
48.4 
42.8 
48.3 
43.5 
50.2 
39.5 
47.3 
50.8 
49.0 
41.2 
36.6 
33.4 
33.8 
34.6 
35.0 
37.4 
35.6 
35.3 
35.2 
36.7 
.038 
.166 
.016 
.133 
.344 
.061 
.075 
.066 
.013 
.091 
.150 
.055 
.016 
SE 
W 
s 
S var. 
W 
SW 
S 
W 
s 
S var. 
S 
S 
S 
s 
s 
SW 
sw 
NE 
N 
N 
NE 
NE 
NE 
NE 
NE 
NE 
ENE 
N 
NE 
Overcast— high wind throughout the day. Evening, Light rain. 
(A.M. Fine — nearly cloudless. P.M. Cloudy — light showers— {rain- 
X bow). Evening, Cloudy — high wind. 
(A.M. Overcast— lt. rain— high wind— very high wind throughout the 
X niffht. P.M. Fine— It. elds.— h. wind. Ev. Ovct.— lt. rain— h. wind. 
1 A.M. Cloudy — high wind, as also throughout the night. P.M. Over- 
X cast— light showers— high wind. Ev. Heavy rain— high wind. 
Ovct. — occasional rain — light wind the whloe day. Ev. Fine— starlight. 
/A.M. Overcast— light rain and wind. P.M. Fine— light clouds. 
I Evening, Cloudy— light wind. 
/A.M. Overcast— light brisk wind. P.M. Fine— light clouds. Eveu- 
[ ing, Cloudy— light rain. 
/A.M. Fine— light cloudsand wind. P.M. Snow and rain. Evening, 
[ Fine— starlight night. [—high wind. 
A.M. Fine — nearly cloudless— It. wind. P.M. Lightly ovct. Ev. Cloudy 
(A.M. Overcast — rain early — high wind, as also throughout the 
( night. P.M. Showery— high wind. Ev. Fine and starlight. 
Fine— light clouds and wind throughout the day. Evening, Cloudy. 
/Fine— light clouds— brisk wind throughout the day. Evening, Fine 
t and starlight. 
/Fine— light clouds and wind throughout the day. Evening, Fine 
X and starlight. 
/A.M. Thick fog— light wind. P.M. Fine — light clouds. Evening, 
X Light fog— sharp frost. 
A.M. Fine— light fog & wind. P.M. Overcast— It. rain. Ev. The like. 
Overcast — light fog throughout the day. Evening, The like. 
A.M. Thick fog— It. wind. P.M. Overcast— light rain. Ev. The like. 
(A.M. Fine— nearly cloudless— light wind. P.M. Cloudy. Evening, 
X Light fog — sharp frost. 
fA.M. Cloudy— light snow— brisk wind. P.M. Continued snow— 
X light wind. Evening, Snow. 
(Overcast— light wind, with occasional 6now throughout the day. 
X Evening, The like. [The like. 
Overcast — brisk wind, with occasional snow throughout the day. Ev. 
fA.M. Overcast— light fog and wind. P.M. Cloudy— brisk wind. 
X Evening, Fine— frosty night. 
/Fine and frosty, with light wind throughout the day. Evening, Fine 
X and starlight. 
/Fine— nearly cloudless— light wind and frost throughout the day. 
X Evening, fine— sharp frost. [and starlight. 
Fine— nearly cloudless— sharp frost throughout the day. Ev. Fine 
fA.M. Light fog and wind— sharp frost. P.M. Fine— light clouds 
X and wind. Evening, Fine and starlight. 
Fine— light clouds— brisk wind throughout the dav. Ev. Cloudy. 
/A.M. Cloudy— large Hakes of snow. P.M. Cloudy— light wind. 
X Evening, Fine and starlight. 
Fine— light clouds Sc wind throughout the day. Ev. Fine & starlight. 
MEAN . 29.918 
29.911 
41.4 
29.903 
29.896 
42.6 
34.9 
02.3 
39.3 
42.5 
36.5 
42.4 
Sum. 
1.224 
( 9 A.M. 3 P.M. 
Mean Barometer corrected ■< F. 29.887 .• 29.889 
(C. 29.879 .. 29.861 
