XX. Meteorological Observations made at Spring-Mill, thirteen miles N. N. W. from Philadelphia, lat. 40° 4'. By Mr. PIERRE LEGAUX, superintendant of the Plantation of the Society for promoting the cultivation of Vines in Pennsylvania.

JANUARY, 1805.

The first Observation made at Sun-rise; the second at two hours after Mid-day.
THERMOMETER.
TUDOME- ANEMO-

Days of the month.

1

8

9

10

11

8051 STOOS7242

3 5

4

1

8

5 11

6

7

4 3 0 22 3

Cloudy, snow all night.

W.N. W. Clear, fair.

W. N. W.Overcast.

W N. W. Very stormy wind.

W. N. W. Fair, clear, windy.

W.N. W Fair, clear.

W. var. to Fair, rain.
W. S. W.

Variable. Fair, clear.

Rain all day.

12 15

13

3 5

14 8

15 10

16

17

18

19

1 3

34 9

1 7 2 E.

Rain, hail, and snow.

0

0

1

3

34 9

W.

Foggy, fair.

5 5

RESULT.

JANUARY, 1805.

The first Observation made at Sun-rise; the second at two hours after Mid-day.

20, 10

21

Days of the month.22 2 2 2~ 2 2~

5

5 5
6

22 12 5 5

23 14

124

25

126 1

27

Snowy, stormy wind.

N. W.

Clear, stormy.

N.

N. W.

Fair, clear.

Cloudy.

Cloudy, rain.

Stormy, overcast.

N. W.

'Clear.

IN. E.

Clear.

N.

N. W.

Clear, cloudy.

N.

Snow all day.

N. W. Snow, cloudy.

FEBRUARY, 1805.

The first Observation made at Sun-risé; the second at two hours after Mid-day.

20

Days of the month. 2 2 2 2 278

FEBRUARY, 1805.

The first Observation made at Sun-rise; the second at two hours after Mid-day. UDOME- ANEMO

THERMOMETER.

21

22

10

23

24

11 3

1

9

25 1

12

9183OLE

1-5

0 3 5

39 9

N.

Fair, clear.

8 5

26 1

11

27 1

1

2

36 5

E.

Snowy.

Days of the month.

MARCH, 1805.

The first Observation made at Sun-rise; the second at two hours after Mid-day. UDOME- ANEMO

THERMOMETER.

1 0 10

WEATHER

WIND

Foot.

of every
day.

of every day.

N. N. E. Fair, clear.