74.2

74.3

29.922 74.8

29.899

76.7

29.541 69.3
29.615 69.2

29.706 70.2

65.9

29.615 68.8

69.8

70.8

♂ 1 29.951 76.4 29.933 229,909 71.6 29.895 72.8 2 3 29.935 4 29.865 73.4 h 5 29.908 78.3 29.875 76.2 59 O 6 29.884 74.4 29.894 74.4 59 D 7 29.900 69.3 29.859 73.3 60 88 29.705 72.0 29.641 75.0 71 9 29.545 67.8 29.583 69.8 66 24 10 29.688 63.1 29.817 69.3 56 11 29.984 68.3 29.923 70.6 61 h 12 29.532 65.5 29.499 66.2 62 O 13 29.442 61.7 29.497 65.7 57 57.3 63.7 55.4 65.2 0.361 D 14 29.563 70.6 29.521 66.8 51 64.0 65.6 52.9 68.5 0.017 15 29.489 65.4 29.534 67.3 61 62.3 65.8 55.6 68.3 0.250 16 29.768 61.3 29.806 68.8 59 59.0 73.7 53.7 74.8 0.175 24 17 29.702 66.2 29.691 70.3 63 65.6 72.6 59.5 74.2 0.036 18 29.598 67.7 29.571 70.0 65 65.7 68.6 62.3 72.2 ↳ 19 29.565 69.0 20 29.417 64.7 D21 29.535 70.7 ♂ 22 29.551 64.7 23 29.732 70.7 24 24 29.652 25 29.580 Oh 26 29.767

61

72.7 70.8

63.3

74.8

65

A.M. Lowering. P.M. Fine and clear, light breeze. Distant thunder at night. SA.M. Fine-Sh to 5h frequent thunder and lightning with heavy rain. P.M. Overcast.

Fine and clear-light clouds.

WSW

Fine and clear-cloudy.

SSE

Clear-cloudy.

ENE

Fine-cloudy.

73.1

NW
NNE
SSW

s Dark and overcast. Heavy showers. Distant thunder.

A.M. Showery. P.M. Fine and clear.
Lowering.

64.5 0.055

NW

Overcast-light fog. Heavy showers.

2 31 30.036 60.6 30.022 64.5 50 58.7 65.3 48.8 67.5

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.

Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge.........................
above the mean level of the Sea (presumed about)
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
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.

=83 feet 24 in.

............ 95 feet.

=79 feet 0 in.

b2

h 2 29.728

29.954
29.674

O3 29.673

29.573

29.426 68.7
29.656 68.5
29.699 67.6 54
29.843 68.4 61
29.754 65.7 60
29.557 60.2 56
29.910 63.0 50
29.956 62.8 55
29.874 66.3
29.965 67.5
30.157 66.1 57

24 30.211 59.3 OD 25 30.315 66.9 26 30.355 64.8 27 30.315 63.1 44 28 30.225 64.4 29 30.202 64.5 1⁄2 30 30.196 65.1

63.8 67.2 62.9 67.1 56.3 D 4 29.588 66.0 29.582 67.6 58 63.4 68.4 55.7 5 29.628 67.2 29.633 69.1 54 64.1 69.3 54.5 6 29.489 63.7 29.386 66.2 57 4 7 29.459 67.5 29.468 69.4 8 29.649 68.8 29.649 69.7 9 29.470 68.2 O 10 29.658 68.7 D 11 29.726 67.7 12 29.822 65.8 13 29.834 63.2 24 14 29.535 59.9 15 29.858 57.9 1⁄2 16 29.973 63.4 17 29.909 63.6 D 18 29.942 64.7 19 30.136 60.7 20 30.109 63.2 30.024 66.5 59 62.7 69.2 24 21 29.876 64.9 29.808 66.7 57 22 29.724 60.7 29.736 64.3 59 h 23 30.047 60.4 30.103 64.8 57 30.196 65.5 53 30.313 70.3 66 30.328 68.7 63 62.9 69.5 58.8 70.9 30.280 67.1 62 63.5 69.2 54.0 70.7 30.200 68.6 64 63.6 30.184.69.1 63 63.2 69.8 57.6 71.4 30.170 69.8 64 63.5 67.9 59.8 70.5 31 30.113 62.8 30.041 64.7 58 60.1 61.8 56.9 62.2

66.5 53 64.1 66.1
56.7 68.8
65.4 61 63.2 61.9 58.8 65.0
68.5 58
70.4

0.075

W

69.7

72.9

61.8 63.1

56.9 66.5

SSE

64

59.8 71.9 0.321
0.094

SW

SSW var.

58

Fine-light clouds-brisk wind.

SSW{Dark & cloudy-strong wind. Heavy

showers.

W

Cloudy. Evening fine and clear.
Fine-cloudy.

61

64.2 67.1 55.1 69.5

SW

Cloudy-brisk wind. Light showers.

Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr.

Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge
above the mean level of the Sea (presumed about)
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.
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.

3 P.M.

29.780}

=83 feet 24 in. =95 feet.

=79 feet 0 in.

29.982
65.5
30.047 66.0
30.075 64.4 57
30.012 65.2 55
30.010
64.0 58
30.053 64.8 58
30.039 67.2 61
29.872 69.4 61
29.907 70.5 64
29.599 68.1 66
29.598 69.0

59

66.0

29.431 68.5

64 64 29.641 67.8 62 30.031 59.1 53 29.400 61.2 49 30.550 58.2 47 30.261 59.4 52 30.014 61.8

54

55

57

61

D1 30.011 61.9 2 30.049 62.8 3 30.077 59.5 24 4 30.065 62.1 5 30.023 60.7 6 30.090 58.9 O 7 30.049 64.6 D 8 29.976 67.2 ♂ 9 29.864 68.3 10 29.802 67.0 24 11 29.612 67.7 12 29.473 65.2 h 13 29.605 14 29.956 55.6 D15 30.304 55.4 16 30.576 52.8 17 30.382 53.9 24 18 30.038 58.2 19 30.081 56.1 30.103 61.9 h 20 30.207 55.8 30.190 62.1 52 21 30.133 57.1 30.067 62.2 55 > 22 29.981 58.5 29.964 62.1 57 O 23 30.128 59.3 30.128 64.4 24 30.178 62.2 30.087 65.1 61 4 25 29.956 64.2 29.891 66.2 26 29.810 64:9 29.796 68.1 63 h27 29.883 60.7 29.829 61.5 57 57.3 59.0 56.2 60.4 0.250 O28 29.813 60.1 29.737 64.6 57 58.2 63.7 49.7 64.8 0.285 D 29 29.578 63.8 29.537 66.1 62 62.7 30 29.703 60.2 29.684 64.2 56 57.8 60.8 52.9 65.4 0.233 WSW Mean Mean Mean Mean Mean Mean Mean Mean Mean Sum 29.980 61.0 29.918 64.6 57.8 59.7 64.7 54.2 66.4 2.066

60.0 65.2 57.0 68.1
61.3 66.1 54.9 67.6
57.7 64.1 54.2 64.6
61.5 64.4 55.9 68.1 0.005
58.5 64.3 54.4 65.4
58.0 65.1 51.6 66.1
64.4 70.1 58.1 73.0
67.7 72.1 60.5 73.9
66.4 69.9 62.9 72.60.141

NE

A.M. Lowering. P.M. Fine-cloudy.

NE

NE

Dark and cloudy.

Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr.

Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge.........

...... 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
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.