ABSTRACT of the METEOROLOGICAL JOURNAL kept on board His Majesty’s Ship Hecla, 
during the Month of December, 1819. 
Day 
Temperature of Air 
in shade. 
Barometer. 
Prevailing Winds. 
Prevailing Weather. 
Maxi- 
mum. 
Mini- 
mum. 
Mean. 
Maxi- 
mum. 
Mini- 
mum. 
Mean. 
1 
O 
— 25 
O 
-34 
- 30.29 
inches. 
29.60 
inches. 
29.57 
inches. 
29.582 
Round the compass . 
Light airs and fine. 
2 
28 
36 
32.96 
29.60 
29.52 
29.570 
5 Half N.N.W. ) 
t Half S.b.E. 5 
Ditto ditto. 
3 
9 
23 
16.04 
29.46 
29.40 
29.430 
S.b.E. 
Fresh breezes and hazy. 
4 
26 
34 
31.71 
29.42 
29.36 
29.395 
W.N.W. 
Moderate and hazy. 
5 
27 
35 
31.25 
29.46 
29.36 
29.397 
N.b.W. 
Moderate and fine. 
6 
23 
34 
27.00 
29.51 
29.45 
29.470 
West. 
Light airs and fine. 
7 
19 
26 
22.29 
29.67 
29.53 
29.592 
S.E. 
Light airs and hazy. 
8 
15 
22 
19.67 
29.80 
29.67 
29.738 
E.S.E. 
Moderate and clear. 
9 
17 
21 
18.83 
29.89 
29.83 
29.867 
E.b.S. 
Fresh breezes and hazy. 
10 
18 
21 
19.33 
;29.90 
29.89 
29.893 
East. 
Fresh breezes and clear. 
11 
4 
20 
11.21 
29.80 
29.65 
29.715 
E.b.S. 
Fresh breezes and hazy. 
12 
9 
20 
14.42 
29.74 
29.67 
29.700 
North 
Fresh breezes and clear. 
13 
7 
14 
10.96 
29.92 
29.79 
29.865 
• N.W.b.N. 
Light breezes and hazy. 
14 
7 
10 
8.29 
30.40 
30.04 
30.230 
i A.M.,N.W.b.W. ) 
l P.M.,S.W. 5 
Ditto ditto. 
15 
7 
15 
11.63 
30.39 
30.23 
30.350 
East. 
Moderate and hazy. 
16 
8 
18 
13.50 
30.31 
30.13 
30.240 
E.S.E. 
Moderate and fine clear weather. 
17 
0 
9 
4.37 
30.00 
29.85 
29.905 
East. 
Strong breezes and cloudy, with drift. 
18 
3 
11 
5.00 
29.90 
29.84 
29.886 
East. 
Ditto ditto. 
19 
9 
24 
17.46 
29.95 
29.94 
29.945 
N.N.W. 
Moderate and fine. 
20 
19 
25 
22.83 
29.96 
29.93 
29.940 
N.b.W. 
Fresh breezes and cloudy. 
21 
19 
25 
23.50 
30.11 
30.00 
30.071 
North 
Ditto with drift. 
22 
27 
35 
31.00 
30.06 
30.05 
30.052 
N.N.W. 
Light breezes and fine. 
23 
30 
37 
33.83 
30.10 
30.03 
30.060 
N.W. 
Ditto ditto 
24 
24 
34 
31.17 
30.01 
29.71 
29.842 
s Half N.W. ? 
i HalfN.N.W. j 
Moderate and fine. 
25 
23.5 
30 
26.04 
29.69 
29.59 
29.648 
N.W. 
Ditto ditto. 
26 
5 
34 
16.21 
29.35 
29.10 
29.226 
N.W. 
Fresh breezes and hazy with drift. 
27 
17 
32 
24.58 
29.94 
29.47 
29.710 
W.N.W. 
Moderate and fine. 
28 
34 
39 
36.75 
30.33 
30.01 
30.162 
South. 
Light breezes and fine. 
29 
34 
40 
37.38 
30.71 
30.40 
30.562 
South. 
Ditto ditto. 
30 
30 
43 
38.96 
30.75 
30.62 
30.688 
North 
Ditto ditto. 
31 
+ 6 
28 
7.17 
30.39 
29.80 
30.092 
C A.M. ,N"N.E. > 
l P.M., East. S 
Strong breezes and hazy with drift snow. 
+ 6 
-43 
-21.79 
30.75 
29.10 
29.865 
