VII. METEOROLOGICAL TABLES FOR MENDON, MASS.

Lat. of Spire of Unitarian Church, 42° 06′ 23′′ N., Long. 71° 33′ 35′′ W. from Greenwich. By John Geo. Metcalf, M. D., Member of the American Statistical Association. For the Year 1849.

Fair days.

Cloudy days.

Rainy days.
Snowy days.
Thunder.

1126 18 13 2 3
19 24 11 17 2 10
521 16 15 8 1
1529 15 15 3 1
621 18 13 9
122 19 11 7
226 23
123 22 9 9
30 17 20 10 5
14 29 17 14 10
18 19 11 7
26 20 11 20 4 6

209 156 73 21 8-11

Monthly Means of the
Force of Wind, 0-6,
at the Hours

WINDS AND CLOUDS.

9 P. M.

Mean.

Sunrise.

Thermometer.

Great't heat.

Date.

Date.

Range.

Sunrise.

9 A. M.

Mean Temperature.

26 59 18.0 20.6 26.5 20.5 20.9 -11 16 43 24 54 13.3 17.5 22.7 18.1 18.2 12 559 31 42 28.6 35.2 40.2 34.4 34.8 20 15 66 4 46 36.1 44.0 48.1 40.4 42.2 1 38 779 21 41 46.0 54.0 59.4 50.5 52.6 3 46 996 21 50 55.2 65.5 74.4 61.7 65.7 3 51 293 12 42 62.0 73.7 78.4 67.9 70.2 1 55 282 27 27 62.5 70.5 78.8 66.3 68.9 40 376 17 36 51.6 60.0 66.6 57.0 59.0 34 266 23 32 45.5 49.8 53.7 47.0 48.7 24 165 4 41 40.3 44.3 48.8 43.7 44.4 2 26 47 20 45 24.0 26.8 30.9 28.0 27.5

96

107 40.4 46.9 52.3 44.5 46.7

9 A. M.

3 P. M.

9 P. M.
Mean.

Monthly Means of

Clouds, 0-10, at Direction of the Wind.

the Hours

3 P. M.

9 P. M.

Mean.

North.
N. E.
| East.
South.

2

4.6

1.5 15

January,
February,
March,

1.5 2.1
2.0 2.2

April,

2 2 1 12 3

May,
June,

4.9 4.4 5.0 4.7 1.1 1.2 1.6
6.1 6.0 6.4 5.6 6.0 1.0
5.3 5.7 5.7 5.8 5.5 1.1
4.7 4.9 5.3 4.1 4.7
6.1 6.1 6.7 5.7 6.1
4.2 4.1 4.5 4.2 4.5
July,
4.3 3.7 4.3 3.3 3.9
August,
5.8 5.6 4.8 3.9 5.0
September,. 4.5 4.2 3.5 3.0 3.8
October,
5.2 5.1 6.0 5.1 5.3
November,. 5.2 5.1 5.4 5.1 5.1
December, 4.9 5.5 6.0 5.9 5.5

1.4 1.5 5 1.8 1.7 9 .6 1.9 2.5 1.2 1.5 10 .5 1.5 1.7 .9 1.1 1 1 8 4 1 1 14 1 .7 1.8 1.9 .6 1.2 3 5 3 .9 1.9 2.2 .9 1.4 4 1 3 2 1 .8 1.6 1.8 .6 1.2 2 2 2 7 16 2 1.2 1.9 2.0 .7 1.4 9 1 2 113 4 1.3 2.0 2.0 1.2 1.5 5 6 3 1 2 14 .9 1.6 1.9 1.1 1.3 2 2 2 5 1.3 1.7 2.0 1.8 1.7 8 1 2 5 1 2 66

1 18 1 19

83

Year,.

5.0 5.0 5.2 4.7 4.8

.9 1.7 1.9 12. | 1.4 79 351 26 1329 137|27|

22d, and July 13th; the latter was the hottest day, the mean of three observations being 860.3; wind fresh at N. W. The thermometer twice only fell below zero, viz. on the mornings of January 11th and February 16th. The former was by much the coldest day in the year; the thermometer at sunrise standing at 40 below zero, and the mean of three observations being 30.6; wind brisk at N. W.

Of the 107 days on which rain or snow fell, there were only 52 on which the quantity was 0.10 of an inch or more. On eleven days the quantity was 1.00 inch or more. The heaviest rain of the year was on the night of March 21st, with heavy S. W. wind, and barometer low; quantity 3.12 inches.

The year taken as a whole was unusually dry, the quantity of rain being 3.7 inches below the average for this place. The position of the rain-guages is about 150 feet above tide-water in the Providence River.

VIII. METEOROLOGICAL TABLE FOR NEW YORK, N. Y. Summary of Meteorological Observations made at the New York Hospital, for the Year 1849. By John Dascey.

1849.

Average, Thermometer. Highest range, Lowest range, Average,

E.

S. E.

S.

S. W.

W.

66

N. W. "6

IX.

January.

February.

-GGNOUNOA~ March

Barometer. inch. inch. inch. inch. inch. inch. inch. inch. inch. inch. inch. inch. inch. Greatest height, 30.65 30.57 30.42 30.27 30.44 30.28 30.22 30.15 30.36 30.25 30.24 30.44 30.65 Least height, 29.51 29.60 29.43 29.16 29.59 29.69 29.72 29.73 29.57 29.30 29.53 29.00 29.00 30.28 30.04 29.97 29.84 29.97 29.98 30.04 29.99 30.00 29.88 29.93 29.97

50

Months.

52

ONER 20000 2000

24111552

29211427

19863218

22181+-

09472612

0410261∞

17163∞IL

26 24

11 19

17

7

40

12

April.

May.

O 66

Mean.

Warmest day, Coldest day, Clear days, Cloudy days, Foggy days, Rain fell, days Snow fell, days Rain and snow,

14

0

0 4

0

0

8

0

0

0

Inches of rain, 0.56 1.99 5.55 1.00 3.77 0.79 3.08 5.58 0.73 6.55 2.02 4.39 36.01
Inches of snow, 0
Days of
N. wind,
N. E. "6

""

26 40

40 38

4

11

June.

1849.
July, 68.42 85.79 70.469613
August, 67.79 31.42 73.8689
September, 54.59 73.27 59.51 84
October, 46.52 60.79 51.80 72
November, 41.28 57.38 48.07 74
December, 27.85 37.20 31.51 48
1850.
January,
February,
March,

April,

May, June,

Year.

4

5 51 16 15 44 28 17 34 25 4 31 22 64 26

17

27.81 39.51 32.82 59 27 10 1
27.34 40.91 31.44 54 21 8 5
30.56 44.33 35.89 67 14 19 21
40.37 56.47 44.33 75 27 2518
51.1564.51 53.87 84 28 334 2
64.39 81.70 67.96 95 20 44 12

55 60

39

August.

ogoo~~~54 8 September.

8

82

4

28

7

1

9

9

11

5

10

1

6

6

October.

NOOOGIN | November.

-~~~--.、5- December.

METEOROLOGICAL TABLES FOR LAMBERTVILLE, N. J.

Lat. 40° 23' N., Long 74° 56′ W. By L. H. Parsons.
SUMMARY FOR THE YEAR ENDING JUNE 30, 1850.

1.

Thermometer.

Barometer.

67

39

28

17

31

18152427

12171216

17161365

04130454

inch.

inch. inch. inch. inch.
46 30.094 30.084 30.008 30.28 12 29.77 21
38 30.024 30.009 30.007 30.16 2 29.78 10
40 30.07230.056 30.051 30.41 11 29.6023
38 29.966 29.954 29.957 30.28 25 29.39 7
43 29.97 29.955 29.977 30.27 16
414 30.020 29.995 30.076 30.51 12

49 30.079 30.103 30.067 30.5631
46 29.988 29.93 29.939 30.72 6
4729.924 29.933 29.942 30.37 20
4929.957 29.945 29.95830.27 18
544 30.001 29.98830.009 30.32 22
51 30.138 30.129 30.123 30.46 5

29.54 9
29.03 22 1.48

29.46 12 1.10

29.15 15 1.57

29.08 1 1.29

29.30 4
29.55 17
29.77 10

.97

.77

.69

45.67 60.27 50.139613* 6426+ 894 30.012 30.007 30.009 30.72 61 29.03 225 [1.69
*July.
† December.
: February.
§ December.

Months.

1849-50.

July, 1849,
August,
September,
October,
November,
December,
January, '50,

1849.*

N.

N. E.

E.

2. WEATHER FOR YEAR ENDING JUNE 30, 1850.

Clear.*

35

58893

1494559 Cloudy.*

Rain or
Snow.

January.

February.
March.

8

4

20

4

3 14

Water, in
Inches.

6.172

4.642

1.260

7.478

2.545

14

8

14

13

42 120

* Perfectly clear, or entirely cloudy, during the whole day.

4.016

4.598

9

*First frost in Autumn, October 2d. † Warmest day.

February,
March,

April,

May,

June,

Year,

X. METEOROLOGICAL TABLE FOR ROCHESTER, N. Y.,

Elevation above

For the Year 1849. Lat. 43° 8' 17" N., Long. 77° 51′ W.
Tide-water, 506 feet. By Leander Wetherell.

Months.

1850.

Barometer.

inch. inch. inch. inch. inch. inch inch inch. inch. inch. inch. inch inch. Greatest height, 30.28 30.15 30.05 29.90 30.10 29.85 29 92 29.72 29.96 29.90 29 85 30.12 30.28 Least height, 29.03 29.07 28.90 29.00 29 03 28.28 29 32 29.15 29.10 28.93 29.13 29.02 28.90 9.72 29.67 29.61 29.55 29.57 29.57 29.6% 29.55 29.59 29.48 29.46 29.59 29.58

Mean, Thermometer.

O

Clear.*

422259

22 10 20

O

O

О

O

48

54 74 185 93

95

Monthly Mean, 23.14 22.1334.57 41.85 51.10 66.01 70.05 69.23 60 20 48.26 46-66 28.01 46.68
Highest degree,
Lowest degree,-9-7
Range,

-9

12 20 42 54

55

55

28

22

161

5

7 13.5 11.5 14 21 17.5 18.5 17

17

36

190

182 172

30 42 47 156 40 32
55.
51 48 134

42 40

2 15

9.5 6 12

8 14

0

0

4

O

October.

20.5 25 19 20.5 14

Warmest day, Coldest day, Fair days, Cloudy days, Rain fell, days, Snow fell, days, Rain and snow, Solar halos, Lunar halos, Aurora boreales,

4

1

0

3

1

0
2

0 4
1 22

1

4

2

0

4

Inch. of rain,etc. 1.39 1.29 2.35 1.44 3.81 4.33 0.94 3.62 3.91 4.17 3.31 2.31 32.87

Days of
wind,

66

28

8 31

Rain or
Snow.

9.5 17

17

I

1

3
0

1.5

0

3.5 2 7 2 3 0.5 2 6
1 5.5 4 3.5 3.5 4 3.5 1
0.5 2 0.5 0 1.5 0-5 0 0
1 5.5 1.5
5 2.5 2.5 0.5
1 2 3.5 2
2.5 3.5 1.5
4.5 4.5 1.5 5 2 3.5 6 3.5
5.5 4.5 4.5 4.5 2.5 3.5 4 3
113.5 3 12 11.5 7.5 11.5 8.5 21

2

1 3.5 10.5 6.6 5 3.5 8.5 7.5

First fall of snow, October 30th.
✰ Coldest day.

16

5.955

2.885

48.980

Water, in Inches.

3.355

3.989

2.085

1.5

1

0.5
1.5 3.5 2.5
1.5
0.5 0
1 3.5
2.5 3
8.5 3
6.5 8.5
7 9

162

203

119 69

14

19

33

36.5 7 25.5 28 59 55.5 120.5

Months.

XI. METEOROLOGICAL TABLES FOR THE UNIVERSITY OF NORTH CAROLINA, AT CHAPEL HILL.

Lat. 35° 54′ 21′′ N. Long. 79° 17′ 30′′ W.

By James Phillips, Professor of Mathematics and Natural Philosophy.

Barometer.

January,
February,
March,
April,

May,

Mean,

3 P. M.

69.53 77.36 85.06
68.69 74.39 81.03

74.60
72.34

1849.
June,
July,
August,
68.47 76.00 83.35 73.44
September, 61.70 69.60 75.63 67.17
October,
50.71 59.42 65.15 55.95
November, 46.67 56.73 65.03 53.97
December, 36.77 42.77 50.35 40.94
1850.

29.696

29.725

29.734

9 P. M.

28.

26.

inch.

29.690

9 P. M.

29.741

29.685

29.733

29.721

29.715

29.732

Monthly
Mean.

96. 94.

39.

31.5

29.748

29.686

29.656

42.37 46.63 54.42 48.08
38.89 46.46 54.93 46.27
44.65 50.87 59.58 50.47
51.28 57.72 64.67 57.45
59.42 65.82 75.74 64.92

29.658
29.623

29.699 54.41 60.90 69.12 60.09

3 P. M.

70.56 77.23 86.33 76.03

69.92 74.93 83.03 73.58 69.85 76.47 85.45 75.11 63.85 70.67 77.00 69.37 54.45 61.18 67.44 59.27 49.90 58.37 67.87 56.83 37.74 44.48 52.97 43.73

76.6416 5.3 5.6 4.2 5.3
74.1129 3.0 2.8 3.6 4.8
75.3145 5.9 4.3 4.0 7.2 11
68.5250 5.5 5.3 4.5 6.0
57.8064 4.4 4.6 4.0 5.1
55.6000 6.4 6.5 5.9 7.3
42.7137 3.6 3.7 3.8 4.0 11

44.35

39.48 44.97 52.02
35.00 48.21 51.48 42.54

45.2056 2.5 2.8 2.1 3.8 10 31 0
43.0580 5.0 5.2 4.5 5.2 10 25
48.4677 2.5 2.7 3.7 5.1

41.44 43.37 56.63

47.43
54.60

48.73 55.78 61.70
56.84 64.02 72.35

55.2042 3.1 3.3 3.1 3.7 9 28
63.8306 4.7 5.2 4.3 6.6 8 29

62.11

52.00 59.38 66.65 57.45 58.8733 4.3 4.3 4.0 5.3 106 341 24

First frost on the 11th October, 1849. Snowed on the 23d and 31st December. Frogs singing on the 18th January, 1850. Snowed on the 22d February, and on the 27th and 31st March. The Peach and Prunus chicasa blossomed on the 2d; Laurus sassafras on the 9th; Prune on the 12th; Cercis Canadensis on the 24th; and the Pear on the 28th of March. The first Martin appeared on the 3d; the Cherry and Cornus florida blossomed on the 4th; and the Whip-poor-will and Will-willow sung on the 22d April.

Hottest day, 23d June: --

Barometer, sunrise, 29.712 in.; 9 A.M. 29.738; 3 P.M. 29.700; 9 P. M. 29.654. Mean, 29.701.
Attached therm." 750
Detached therm. " 740

66 84.

66

"" 83.

66 85.

66

"C 82.

"" 83.75.

31. 25.

8

9 P. M.

Cloudy Days. Clear Days.

29

31

31

27

25

23

29

Coldest day, 5th February: Barometer, sunrise, 30.104 in.; 9A.M. 30.250; 3P.M. 30.244; 9 P. M. 30.268. Mean, 30.219. Attached therm." 200 Detached therm." 120

66

66

66

"" 23.625.

30

Months.

XII. METEOROLOGICAL TABLES FOR SAVANNAH, GA.

For the Year ending May, 1850. By Dr. John F. Posey.

1. BAROMETER.

Barometer 43 feet above half-tide in the river.
Highest.

7 A. M.

* Highest.

.20

.11

.18

.25

.23

.48

.14

.13

79

1 80

Highest.

23 78

72

4 74

7 56

9 54

27 64

28 72 28

98*

FOR LIC2P. M.
BR 7P. M.

1 71 85

27 64 80 70

* Highest, June 26, 1849,

† Lowest, February 5, 1850, .

Range, .

7 P. M.

91 75

85 5

84 82

79 31

66 29

73 97 82

68 12

.15

.08

.19

.24

.27 18
.44

Day.

.40 11

.43 14

.26 27 .23 5

.16

15

1254662

inch. 9 29.85

19

2. THERMOMETER.

7 A. M.

Lowest.

.78

.77

.77

.72

Day.

2 P. M.

7 P. M.

JAUNS TUA 7 A. M.

.79

.86 .82 .86

.76

.75

.67

.66

.73

.75

.66

.67

.68

.53

.46

.53

.63

Lowest.

2 P. M.

inch. inch. inch. inch. inch.
29.83 29.83 30.02 30.02
.77 .80 .02 .04
29.98

30.00
.04
29.98

.00

29.99

.98

.98

.98 30.00

30.02

.04

.04

.66

.47

.43

.42+

.58

70

7/5

71

83 78 74.3

O

75.1

60 54

7 P. M.

80

68 58

63 54 51.7

46 42

.66

.60

.47

.42

.58

Monthly Mean.

87.5 84.2

82 76 76.8 88.8

32 51 46

25+ 41 37 46.3

55.1 60.4

45 65 56

59 77 68 67.5

61.7

Monthly Mean.

7 A. M.

2 P. M.

† Lowest.

2 P. M.

.06

.04 29.94

.94

.97 .92

.84

30.00 29.97

7 P. M.

.97

.95

.98

30.01

.04 29.98

7 P. M.

.04

.03

.92 29.93

76.0 4.985

67.9

68.8 83.1
62.6 74.8
2.695
68.8 60.2 .900
50.2 62.7 56.6 2.130

.95

.90

29.99

Rain Gauge.
Inches.

Rainy Days.

80.1

1.285

77.8 11.285 17

4755637

80.8 13.235 15

4.430
2.490

50.5 63.6 57.9
61.5 53.8
67.0 65.7 5.905 10
76.1 66.8 4.695
82.5 74.2 6.440

75.1 68.1 60.475 88

45557

980 25

730