Tamar report land Capability Survey of Tasmania k e noble 1992 Tamar Report



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26

Station

Altitude

(m)

Distance

from

coast

(km)

Temp

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Year

Deloraine

250

Max


Min

21.3


7.7

22.5


8.7

19.6


6.3

16.5


4.5

13.2


2.7

10.9


1.0

10.4


0.9

11.4


1.2

13.3


3.1

15.5


4.4

17.7


5.4

20.1


7.2

16.0


4.4

George


Town

20

Max



Min

22.0


12.1

22.8


12.7

21.1


11.1

18.2


8.8

15.3


6.6

12.9


4.5

12.6


4.2

13.2


4.6

14.3


5.6

16.2


7.1

18.3


9.2

19.8


10.5

17.2


8.1

Low Head


15

Max


Min

20.2


12.8

20.8


13.2

19.5


12.1

17.1


10.3

14.5


8.3

12.4


6.5

11.8


5.9

12.3


6.3

13.4


7.4

14.9


8.6

16.8


10.0

18.7


11.6

16.0


9.4

Table 4:

Average maximum and minimum temperatures for selected stations (

o

C)

(Source: Australia, Bureau of Meteorology, 1990, Average and Extreme Maximum and Minimum Temperatures, Selected Tasmanian Stations.



Commonwealth Bureau of Meteorology, Hobart, (unpublished)).


27

Station


Jan

Feb


Mar

Apr


May

Jun


Jul

Aug


Sep

Oct


Nov

Dec


Year

Deloraine

1962-72

(a)


(b)

(c)


11

1.5


0.2

11

1.5



0.6

11

3.5



1.2

11

7.5



3.9

11

14.9



8.9

11

17.2



12.2

11

19.3



12.8

11

16.5



10.0

11

12.1



6.3

11

9.6



3.9

11

4.4



1.0

11

1.8



0.2

110.1


60.9

Low Head


1939-72

(a)


(b)

(c)


33

-

-



33

-

-



33

-

-



33

-

-



33

0.8


0.2

33

2.2



0.2

33

4.0



0.5

33

2.8



0.2

33

0.8



0.1

33

0.1



-

33

-



-

33

-



-

10.7


1.2

(a)


Number of months of records

(b)


Air temperature equal to or less than 2

o

C (light frost)



(c)

Air temperature equal to or less than 0

o

C (heavy frost)



Table 5:

Average frequency of frost (days per month)

(Source: Australia, Bureau of Meteorology, 1980, Climatic Survey, Tasmania, Region 3, Northern. Australian Government Publishing Service,

Canberra).




28

Figure 3:

Average dates (A) first occurrences and (B) last occurrences of air frosts in Tasmania.

(Source: Langford, J., 1965, Weather and Climate, in Atlas of Tasmania. Land and Surveys Department, Hobart)



29

Figure 4:

  Average annual rainfall (in millimetres) of Tamar map.

(Source: Hydro Electric Commission, 1986, Average Annual Rainfall Map of Tasmania

(1:500 000 scale map, unpublished) Hobart, Tasmania.)




30

Average Annual Rainfall

Station

Period of



Record

No. of full

years of

records


(in)

(mm)


Beaconsfield

2

1908-1927



20

34.4


874

Beaconsfield

2

1928-1956



29

39.3


998

Beaconsfield

3

1908-1973



66

37.5


954

Blackwall

2

1929-1930



2

41.0


1041

Clarence Point

2

1915-1932



18

33.9


861

Clarence Point

2

1933-1939



7

29.0


737

Dunorlan


2

1941-1945

3

35.6


904

Frankford West

2

1893-1958



65

41.9


1064

Frankford West

3

1893-1973



79

42.3


1075

George Town

1

1968-1978



11

34.5


876

Glengarry

2

1899-1955



56

40.0


1016

Glengarry

3

1950-1973



24

37.7


959

Glengarry Exp Farm

2

1931-1956



21

37.1


942

Gravelly Beach

2

1909-1935



25

33.5


851

Hillwood


2

1931-1956

26

33.2


843

Kelso


2

1930-1956

26

30.9


785

Kelso West

2

1930-1973



42

30.4


773

Kimberley

2

1917-1924



8

37.3


947

Lefroy


2

1913-1945

29

32.8


833

Lefroy


3

1913-1973

47

34.3


872

Low Head


2

1883-1958

76

27.2


691

Low Head


3

1882-1973

91

26.8


683

Low Head Lighthouse

1

1877-1982



105

27.8


706

Moltema


2

1915-1937

23

39.8


1011

Parkham


2

1917-1945

29

38.4


975

Selbourne

2

1919-1945



25

34.3


871

'Riverdale', Selbourne

2

1954-1957



4

39.1


993

Table 6:

Average yearly rainfall for selected stations.

(Source: 1. Australia, Bureau of Meteorology, 1988, Climatic Averages Australia.  Australian

Government Publishing Service, Canberra.

2. Nicolls, K.D. & Aves, S.M., 1961, Average Yearly Rainfall in Tasmania.  Commonwealth Bureau of

Meteorology, Melbourne.

3. Australia, Bureau of Meteorology, 1980, Climatic Survey, Tasmania.  Region 3, Northern.  Australian

Government Publishing Service, Canberra.)




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