330
METEOROLOGICAL ABSTRACT
[Chap. XII.
1842
ABSTRACT OF THE METEOROLOGICAL JOURNAL KEPT ON BOARD HER MAJESTY'S SHIP EREBUS.—December, 1842.
Day. | Position at Noon. | Temperature of the Air in Shade. |
Mean Tempera- ture of Sea at Surface. |
Temp. at 9 a.m. | Rain in Gauge. | |||||||
Lat. S. | Long. W. | Max | Min. | Mean. | Air in Shade |
Dew point. | ||||||
° | ′ | ° | ′ | ° | ° | ° | ° | ° | ° | Inches | ||
1 | 49.5 | 37.5 | 42.6 | 49 | 46 | 32 | — | |||||
2 | 55 | 37 | 44.1 | 49.3 | 51 | 42 | 0.05 | |||||
3 | 51 | 36 | 43.2 | 48.2 | 51 | 47 | 0.06 | |||||
4 | 45.5 | 36 | 40.9 | 48.4 | 43 | 30 | 0.02 | |||||
5 | 50 | 35 | 41.9 | 47.8 | 42 | 33 | 0.02 | |||||
6 | 54 | 39 | 45.8 | 48.8 | 46 | 46* | 0.1 | |||||
7 | Port Louis. | 52 | 40 | 45.7 | 48.9 | 49.5 | 41 | — | ||||
8 | 58 | 41 | 47.9 | 48.9 | 50 | 37 | 0.01 | |||||
9 | 60.5 | 43 | 51.2 | 49.4 | 55 | 42 | — | |||||
10 | 53.5 | 40 | 45.5 | 49.0 | 47 | 41 | — | |||||
11 | 50 | 37.5 | 44 | 49.2 | 48 | 42 | 0.04 | |||||
12 | 49 | 37.5 | 447 | 48.9 | 47 | 46 | 0.02 | |||||
13 | 50 | 40 | 44.2 | 48.5 | 46 | 37 | 0.07 | |||||
14 | 49.5 | 42 | 45.5 | 48.8 | 46 | 41 | 0.01 | |||||
15 | 57 | 42 | 48.9 | 49.7 | 52 | 47 | 0.02 | |||||
16 | 59.5 | 38 | 50.5 | 50.3 | 52 | 44 | — | |||||
17 | Off Cape Pembroke | 63 | 46 | 54.4 | 49.3 | 61 | 49 | — | ||||
18 | 52 | 54 | 56 | 43 | 60 | 46 | 52 | 47.4 | 55 | 47 | — | |
19 | 54 | 23 | 56 | 01 | 46 | 42 | 44.9 | 44.5 | 46 | 42 | — | |
20 | 55 | 51 | 54 | 42 | 51 | 41 | 45.4 | 43.3 | 46 | 41 | — | |
21 | 57 | 04 | 53 | 22 | 43 | 36 | 39.5 | 38.3 | 40 | 38 | 0.16 | |
22 | 58 | 16 | 52 | 0 | 39 | 34 | 35.4 | 35.4 | 35 | 32 | — | |
23 | 59 | 50 | 51 | 50 | 38 | 33.5 | 35.3 | 34.3 | 34 | 30 | — | |
24 | 61 | 23 | 52 | 19 | 36.5 | 34 | 35.1 | 33.6 | 36 | 36 | — | |
25 | 62 | 14 | 52 | 05 | 35.5 | 28 | 32.2 | 32.2 | 33 | 33* | — | |
26 | 62 | 31 | 51 | 36 | 33.5 | 29 | 31.7 | 32.0 | 34 | 32 | — | |
27 | 62 | 18 | 51 | 57 | 37.5 | 32 | 34.2 | 33.3 | 33 | 33 | — | |
28 | 62 | 44 | 53 | 43 | 37 | 32 | 33.8 | 32.7 | 34 | 32 | — | |
29 | 63 | 40 | 53 | 42 | 35.5 | 30.5 | 32.1 | 31.8 | 33 | 32 | — | |
30 | 60 | 36 | 54 | 33 | 33 | 29 | 31 | 31.6 | 31 | 29 | — | |
31 | 63 | 56 | 55 | 28 | 40 | 28 | 33 | 32.3 | 33 | 26 | — | |
60.5 | 28 | 41.82 | 43.07 | 0.58 |
* Deposit of rain, snow, or fog.