46
44
42
40
38
36
34
58
56 -
_ 54
lL..
o
52
w 50
0::
:::> 48
~
0:: 46
w
a..
~
~ 62
60
58
56
54
52
50
231
YEAR
'65
Winter Mean Temperature
Nashville, Tennessee
I I I I I I I I I I I I I I I I I I I I I I I I I I I
Winter Mean Temperature
Charleston, So. Caolina
I I I I I I I I I I I I I I I I I I I I I I I I I
48~~~~~~~~~~~~~~~~~~~
'48 '50 '52 '54 '56 '58 '60 '62 '64 '66 '68 '70 '72 '74
YEAR
Figure 15: Winter mean air temperatures at Nashville, Charleston and New Orleans from
1947-48 (labelled "48") to 1974-75 (labelled "75"). From Dickson and Namias, 1976.