HISTORIC NOTE
The publications in this collection do
not reflect current scientific knowledge
or recommendations. These texts
represent the historic publishing
record of the Institute for Food and
Agricultural Sciences and should be
used only to trace the historic work of
the Institute and its staff. Current IFAS
research may be found on the
Electronic Data Information Source
(EDIS)
site maintained by the Florida
Cooperative Extension Service.
Copyright 2005, Board of Trustees, University
of Florida
Agric lturtl Research Center,
Research Report RC-1979-1
1978 CLIMATOLOGICAL
C. L. Dlantzman and E.
REPORT
. Hodges1/
M. Hodges-
This
the
from
extreme
1942
The station
central Fl
miles west
report
es
gives
in daily
a summary of
temperatures
to the end of 1978
is located
orid
of
a, approximately
the Atlantic Oce
the weather
from 1944 and
data
the
for the Agricultural Re
W longitude
45 miles e
and 27
ast of
for 1978.
extremes
search
also
lists
in daily rainfall
Center
026' N latitude in
the Gulf of Mexico
at Ona,
Florida.
southwest
and 100
an.
The weather
in a weather
instruments
box located
four
- thermometer
feet
above
and hygrothermogra ph
ground
evel.
Another
were housed
thermometer
was
housed
Wea their
at ground
level
to record
observations were made daily
minimum
at 9:30
temperatures
at that
unless otherwise
elevation.
noted
cover
the period
following
the pervious
reading.
Maximum
extremes
and minimum
for the period
14. A comparison
15. Temperature
and a summary of
19.
temperatures
42 to and in
1978 rainfall
frequencies
with
and rainfall
.cluding
1978 a
the 1942-1978
for maximum and
average maximum and
minimum
for each
re listed
average
minimum values
temperatures b
for 1978 and
on pages
is given
are
given
y months
through
on page
on page 1b
presented
on page
Rainfall,
1978
total
below
(0.17)
and
ruar
165
the 194
, April
November
y (0.69)
days
longest
rainfall
-1978
for the
average of
June
(0.93
May
inches)
(0.67),
of measurable
period without
year
53.52.
(0.57),
Excess
July
rain
rainfall
1978 wa
Deficit
August (1
rainfall
09),
inche
was
and Decemb
;s or great
22 d
which
47.11 inches
rainfall
was
September
recorded f
er (2.57 i
er) during
This
was
recorded
(6.09), 0
or January
nche
the
ended April
year.
in 1978
6.41
inches
for March
october (2.07),
(0.54), Feb-
here were
trace
of rain occurred
on March
, 1978)
Temperatures,
1978
highest
May
was
18
197
the:
18, June 3
27 degrees
times: 10 i
7-78 winter
re was no f
temperature
, July 1
measured
and 2
Janu
n January, 7 in
season (36 deg
rost for the 19
during 1978 w
, August 15,
ary 16. Temp
February, an
rees or lower
78-79 winter
'a
a
94 d
degrees
measured
nd September
eratures
d
under
1 in March.
occurred Fe
season
for 6
lowest
40 degrees
last
ibruary
were
frost 4
25 (35
through December
31
days
temperature
recorded
of the
degrees ,
1978.
9
4
_
1942-1978 Weather
Summary
The highest
measured May 31,
was
drop
means
20 degrees
below 60F
urement of
temperature
1945
and was
and June
measured
the growth
a temperature
for the period
, 1945;
December
decreases
under
60F
1944
the lowest
1962.
for most
through
1978 was
temperature during
When minimum
sub-tropical
in the beginning of
degrees,
this
period
temperatures
grasses.
the cool
earliest
season
was
September
1956.
Temperatures
below 60F
occurred
in October
in 29
years.
The latest measurement
a temperature
under
60F
at the end of the cool
season
June
1950.
This
temperature occurred
in June
in 11 of 34
years.
Ground
36F
frost
or lower.
Ov
is generally present when
er the 1944-1978 period t
official
he first
temperature
frost of
the cool
is
season
occurred
as early
(February
January
first
1972)
(January
day of
fros t
as November
last
1950) to
of the coo
(November
frost of
as late as
1 season i
4, 1966)
the cool
April
to as
late as
season has
(April
s December
February
occurred
8, 1950). The
and the average
as early
average
last day
of frost
is February
Frost
occurred
in November
in 14
of 34
years,
December in
March
in 13
29 of 34
of 34
years,
years,
January
and April
of 34
in 3
of 34
years,
years.
February
in 22
years,
Thermometer
located
in a weather
box 4
feet
above
ground
level.
Note:
Weather
observations were made at 4:30
PM from June
1942
January
1962;
then made at
9:30 AM
until
present
time.
Daily records
from July
1952
through
June
1953 were missing.
was
January
p 1978
Temperature ( F)
1942-78 Extremes
Temperature (oF)
Ground
Date
Mean
68.5
67.5
54.5
50.5
62.0
66.0
63.5
68.5
62.5
42.0
42.5
48.0
63.0
56.0
48.5
37.0
54.0
62.5
67.0
68.5
53.0
49.0
62.5
64.0
68.5
65.5
50.5
46.0
44.5
43.0
48.5
Rain
Inches
0.02
trace
0.02
trace
----
trace
----
0.47
trace
----
0.14
0.44
0.01
0.01
----
0.52
0.01
0.79
0.01
trace
--- -
trace
0.09
trace
----
0.01
trace
trace
Maximums
Highest Year Lowest Year
1968
1974
1973-74
1967
1947
1973
1947
1947
1974
1974
1974
1974
1975
1972
1947
1947
1947
1947
1949
1947
1959
1962-74
1957
1962
1962
1962-71
1965
1957
55-59-74-75
1959
1947
1949
1949
1958
1978
1956
1967
1954
1970
1970
1970
1970
1977
1973
1948
1948
1978
1959
1965
1957
1977
1971
1960-
1946
1966
1963
1968
1968-
1966-
1978
1978
1966
Minimums
Highest Year Lowest Year
1959
1967
1967
1966
1971
1962
1960
1964
1964
1971
1975
1964
1963
1972
1947
1966
1957
1955
1974
1969
1959
1973
1965
1957
1975
1967
1973
1973
1947
1947
1947
61-77
77
78
1949-56
1956-71
1962
1962
1956-67
1967
1949-56
1970
1956
1970
1969
1959
1962
1948-56
1956
1977-78
1959
1977
1977
1977
1971
1977
1961
1960
1955
1968
1951
1971
1967
1957-78
1956
Av..
Range
2.54
(total)
Observation made at 2:00 PM.
February
1942-78- Extremes
1978
Temperature (0F)
Temperature ('F)
Ground
Date
Mean
Rn -9-
Av. 66.0
Range 79
Rain
Inches
trace
----
0.24
0.04
trace
trace
trace
trace
0.53
trace
0.01
----
----
----
0.03
0.02
0.90
1.11
----
0.07
0.15
0.01
0.01
----
0.01
0.01
trace
---
Maximum
Highest Year Lowest Year
57-74-75
50-56-57-59
1957
1949-57
1956
1956
1949-57
1957
1949
1949
1959
1959
1959
1959
1949
1949
1944-75
1961
1957
1961
1961
1944-61
1945
1962
1962
1962
1971
1962
1944
1966
1958
1951
1951
1966
1963
1963
1978
1947
1947
1971
1973
1955
1963.
1971
1958
1958
1958
1958
1978
1964
1956
1978
1973
1968
1967
1974
1963
1964
Minimum
Highest Year Lowest Year
1965
1962
1976
1958
1957
1973
1957
1959
1960
1965
1961
1975
1959
1962
1960
1954
1960
1965
1969
1959
1956
1966
1956
1975
1945
1961
1961
1975
1962
1959
1959
1959
1976
1947
1966
1978
1976
1968
1947
1971
1955
1955
1958
1971
1971
1958-
1977
1969
1958-
1977
1977
1978
1964
1968
1967
1974
1968
1964
3.14
(total)
March
P 1978
Temperature (F)
1942-78 Extremes
Temperature (F)
Date
Mean
69.0
66.5
70.0
64.5
50.0
51.0
63.0
70.5
70.0
61.5
49.5
58.5
64.5
70.5
75.5
76.0
67.0
53.5
53.5
62.5
68.0
68.0
68.0
70.0
73.0
71.0
67.0
58.0
61.0
64.0
68.5
Ground
Min
Rain
Inches
0.07
trace
0.01
1.10
0.01
-- --
0.02
- ---
0.94
0.33
0.01
trace
----
----
----
-- --
0.07
0.01
trace
----
----
----
----
----
- --
----
- ---
----
Maximum
Highest Year Lowest Year
1961
1945
1961
45-48-52-62
1961
1961
1961
1950
1974
1974
1948
1968
1948
1956
1945
1945
1945-50
1945
1945
1945
1950-77
1950
1952
1946
1949
1949
1974
1950
1949
1947
1965
1977
1968
1947
1960-69
1971
1960-78
54-62-65
1961
1969
1957
1978
1969
1969
1968
1971
1969-70
1954
1959
1959
47-60-69
1956
1965
1963
1968
1968
1977
1969
1955
1955
1966
1950
Minimum
Highest Year Lowest Year
1948
1965
1948
1963
1963
1961
1967
1950
1958-67
1964-67
1952-73
1973
1946
1952
1952
1963
1946
1965
1965
1951
1944
1957
1944-52
1944
1969
1944
1944
1950
1970
1951
1972
1956
1968
1947-
1975
1971
1960
1954
1962
1971
1950
1961
1949
1959
1948
1958
1947-
1962
1956
1962
1958
1971
1960
1962
1950-
1968
1956
1971
1962
1955
1962
1971
Ave. 76.0 53.3
Range 86 39
2.57
(total)
April
1978
Temperature
1942-78 Extremes
Temperature (F)
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Ground
Min
45
46
48
48
58
52
54
52
52
50
50
62
62
62
58
49
50
58
62
60
46
42
51
62
52
54
48
38
39
44
Rain
Inches
0.01
trace
trace
-- --
----
----
trace
trace
trace
trace
trace
trace
trace
----
trace
0.01
0.01
Maximum
Highest
91
93
92 45
91
92
90
89
88 4
90
91 i
91 4
92
91
92
91
91
91
93
93
92
95
92
95
94
95
97
97
96
94
94
Year
1974
1974
-49-56
1945
1950
1945
1947
6-65-6
1948
1946
6-62-7
1965
1945
1945
1945
1945
1945
1945
1944
1944
1944
1944
1968
1945
1945
1945
1945
1945
1968
1949
Lowes
67
71
-74-75 67
-74 70
71
-47 69
-48 51
8 64
73
-75 73
5 68
69
71
68
70
70
69
73
77
79
79
62
74
-68 80
80
77
73
72
73
78
Year
1950
1972
1958
1944
1951
1966
1950
1970
1950
1972
1973
1973
1951
1951
1959
1950
1952
1954
1950
1961
1962
1962
1954
1959
1959
1977
1948
1978
1973
1965
Highes
68
68
67
70
71
68
68
69
69
69
67
68
72
70
77
68
71
70
68
72
69
67
68
S 70
69
68
B 70
70
69
3 69
Minimum
Year
1970
1959
1954
1973
1957
1947
1964
1957
1964
1961
1944
1963
1947
1947
1947
1944-47
1944
1969
1957
1959
1959
1944-45
1945-47
1971
1971-46
1967
1971-45
1947
1947
1947
Lowest
44
41
41
43
36
38
35
33
37
40
41
44
42
43
39
37
39
44
46
42
49
42
45
47
47
46
41
37
41
43
Av.
Range
83.5
90
0.18
(total)
Observation made at
8:00
Year
964
.956
.976
.944
.975
.975
.950
.950
.971
.974
.977
.973
.950
.961
L950
.950
.962
L956
L962
L956
L961
L950
L950
L950
L974
L977
L977
L977
L977
1977
1942-78 Extremes
1978
Temperature (oF)
Temperature (F)
Ground
Date
Mean
69.5
76.0
76.0
83.0
74.0
77.5
78.5
80.5
78.5
81.0
75.0
73.0
75.5
77.0
68.5
71.5
75.5
77.5
77.5
76.0
76.5
74.5
73.5
75.0
76.0
80.0
79.5
77.0
76.5
75.0
76.5
Rain
Inches
----
trace
0.01
2.03
1.60
trace
trace
0.24
----
----
----
----
--- -
----
----
----
----
----
----
----
-- --
- a---
---- -
Maximum
Highest Year
94 1975
94 1975
97 1950
99 1950
94 1950
95 1955
94 1955
94 1950-75
95 1975
95 1975
94 1955
94 1955
97 1967
98 1967
98 1967
95 1945
94 1963
94 1978
94 1944
95 1963
94 1950
96 1949
97 1949
98 1949
94 1956-60
95 1949
95 1949-63
96 1962
95 45-65-66
99 1945
103 1945
Minimum
Lowes t
79
78
80
69
77
76
70
79
77
78
81
79
76
81
77
82
76
80
84
84
81
80
79
83
77
83
79
78
84
74
81
Year
1965-7
1963-6
1976
1963
1964
1944
1944
1958-6
1960
1960
61-75-77
1977
1977
1960
1976
1951
1973
1973
1973
51-72-76
1972
1976
1958
1976
1970
1976
1954-6
1972
1972
1960
1970
t
Highes
72
69
71
74
70
71
72
71
74
69
70
70
70
70
69
70
71
71
72
72
71
74
72
72
72
73
70
72
71
72
73
i
Av.
Range
88.0
94
64.3
54
4.61
(total)
Year
1971
1967
1964
1978
1954-56
1956
1946
1967
1973
57-51-73
1966
1959
1971
1954
1972-76
1975-59
1952
1946
1969
1952
1952-55
1957
1958-55
1958
1947
1958
55-57-69
1959
1959-73
1973
1959
Lowes
47
49
48
46
43
43
52
50
50
49
51
54
52
46
51
56
46
49
53
52
59
57
59
59
53
53
57
55
60
56
51
t Year
1968
1945
1971
1945
1945
1945
1970
1971
1960
1967
1969
1960
1952
1960
1960
1955
1973
1945
1967
1950
48-49-72-
1973-
1961-
1971
1967
1967
1945
1967
47-49-72
1971
1971
June
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1978
Temperature (oF)
Ground
Mean
1942-78 Extremes
Temperature (F)
Rain
Inches
trace
0.03
0.33
----
trace
0.20
0.70
0.36
0.30
1.10
1.79
trace
trace
trace
0.09
0.05
----
----
1.19
0.04
0.44
0.81
----
----
0.53
0.01
trace
----
----
Maximums
Highest Year Lowest Year
1945
1945
1945
1945
1945
1945
1945
1949
1945
1945
1945
45-52-5 8
1952-77
1951-77
1945
1944-52
1964
1964
48-50-58-64
1963
1950
44-48-50-52
44-48-50-52
44-48-50-52
1948
1945
1952
1948
1948
1948
1949
1966
1968
1968
1968
1968
1968
1968
1966
1947-65
1976
1965
1948
1963-72
1947
1962
1959
1967
1967
1968
1955
1978
1945
1945
1974
1974
1968
1974
1974
1966
Minimums
Highest Year Lowest Year
1959
1954-77
1946
1946
1954
1978
1957
57-66-78
1958
1958
1958
1958
1952
1948
1949
1949
1949
1969
1959
1972
1950
1972
1972-54
1944
1945-69
1945
1951-69
1969
1957
1957-54
1971
1962
1965
1955
1945-'
1972
1972
1956
1972
1967
1960
1960
1960
1955
1950
1950
1947-
1956-
1956
1956
56-71-74
1974
1947
1965
1956-
1978
1973-
1952
1961
1952
Av. 89.2
Range 94--
7.97
(total)
July
1978
Temp era tur e
1942-78 Extremes
Temperature (F)
(F)
Ground
Mean Min
83.5 68
83.0 67
80.5 68
80.5 70
81.5 68
80.5 67
78.5 68
80.5 67
79.0 66
81.0 68
81.5 68
81.0 68
81.5 68
82.0 68
81.5 66
80.0 67
80.5 70
79.0 69
81.5 70
79.0 68
78.5 67
82.0 70
79.5 68
80.5 70
81.5 68
80.5 64
79.5 64
78.5 66
81.0 68
81.0 68
80.0 66
Rain
Inches
Maximums
Hi
ghest
48
4
51
48-t
----
0.07
1.51
Year i
-50-54-63
8-50-59
1972
1949
1953-69
1969
1969
1960
1944
1969
-61-69-77
1951
1944
1946-61
1957-62
1955-60
1955
58-69-73
1951-58
1960
1960
1960
1960
1961-62
1956-61
1951-61
1956
1956
1968
1961
1961
Minimums
Maximums
Lowes t
83
85
82
86
85
84
85
83
83
80
83
84
84
85
87
83.
88
83
81
80
85
82
81
80
83
87
82
83
81
82
84
Highest
Year
Lowest
Year
1966
1974-76
1968
1974
1957-58
1956
1974
1954
1950
1950-68
1963
1956
1975
1973-75
1965-72
1954
Year
1966
44-51-54
1970
1978
1945-46
1966
1945
1953
1954
1945
1965
1969
1969
1958
1964
1947-48
1965
1966
1957
1951
53-57-60
1957-63
1960
1957-62
1962
1962-68
1960
44-45-68
1945
1946
1957-65
Av.
Range
89.7
94
12.39
(total)
Observation made at
8:30 AM.
** Additional
year
1978.
1972
1968
56-67-
1944
1947
1972
1972
1972
1968
1964
44-76-7:
1956
1956
1972
1974
1967
1967
1977
1977
1977
1977
1976
1977
1977
1956
55-56-7
1961
46-55-7:
1956
1967
1949.
2-7E
7-7E
1978
1965
1961
1947
1949-70
1967
1966
1945
1945-53
-54-64
1964
1960
1945
1965
1960
August
1978
Tempera ture
(F)
Ground
Temp
Rain
1942-78 Extremes
erature (OF)
Maximums
Highest Year Lowest Year
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
trace
trace
1.20
0.01
----
----
0.01
trace
0.03
0.01
----
----
----
----
0.02
0.42
5,
5
5
5
1961
1956-60
1960
1953
1956
4-56-61-72
1967
1977
1963
1-55-60-61
1961
1956
1961
1963
1-54-61-78
1957
1957
1963
7-70-75-78
1954
1962
1955-60
0-55-62-68
8-50-51-64
1964
1951
1944-49
56-59-67
1951-56
48-51-61
1955-61
1974
1959
1973
1957
1958
1969
1969
1947
47-50-59
1959
1970
1967
1949
1971
1967-71
1971
48-65-71
1945-48
1947
1976
1949
1949
1977
1945
1960
1948-60
48-68-72
1949
1967-68
1977
1957-72
-69
Minimums
Highest Year Lowest Year
1948-62
1965
1960
1953-58
45-58-60
5-54-68-60
44-45-53
1965
1953
1968
1955
1955
1954
1978
1965
1949
1949
1949
1957
1944-45
1951-69
1945-69
1968-78
1958
1949
1949-70
1951
1954
1959
47-49-51
1945-48
1950
1962
1972
1972
1971-7:
1971
1973-7:
1976
1977
1956
1971
1967
1977
1976-7
1967
1976
1962
1977
1956
1976
1977
1973
1957
i-62-77
1962
Av.
Range
90.7
94
6.14
(total)
]
September
1978
Temperature
(F)
Ground
Rain
Maximums
1942-78 Extremes
Temperature (OF)
Minimums
Date
Mean
Inches
trace
----
----
----
0.07
0.01
0.12
trace
0.08
----
0.08
trace
----
- ---
trace
trace
0.04
trace
trace
----
trace
0.02
Highest
1
1
1
1
1
1
1
1
1
48-
47-6
1
1
47-4,
I1
I1
I
50-51
1
1!
11
54-574
58-5
I
1'
1!
55-6:
1'
50-5:
1'
S1
Year
Lowest
1-62
-58
-74**
-61
5
4
Yea r
1
1
1
1
1
1
8-46
1I
1
1
1
147-6
1!
1!
1
1!
Highest
953
954-59
960
945
950
950
950
971
971
971
971
966
968
968
946
945
947
947
-56-61
962
962
948
0-63
963
963
948
948
947
949
967
4
Year
1950
44-50-51
1944-
1944-
1944
1962
1974
47-51-65
45-65-68
1965-
45-64-73
5-60-64-
1
1
1
45-5
45-5
1
1
1
1
47-5
1
1
1
1
1
51-6
1
1
Lowest
69
-62 64
51 67
48 67
67
68
68
-77 68
67
78 65
68
74*
974
964
973
4-73
4-73
947
945-
969-
951
1-54
947-
953-
953
953
957
5-63
965
945
Year
c
1
1
1
50-6
1
1
1
1
1
1
1
1
1
1
1
50-7
1
1
1
1
1I
1
11
1
11
Il
Av.
Range
90.1
94
1.14
(total)
* Other
Other
years
years
include
include
1977
1958;
1959;
1971;
1972
8-
October
1978
1942
-78 Extremes
Temp
erature
Temperature
Ground
Date
Mean
79.0
80.0
78.5
80.0
79.5
79.0
77.0
68.5
71.0
78.0
75.5
76.0
78.0
69.5
63.5
69.5
72.0
72.5
Rain
Inches
0.46
trace
0.01
0.01
0.03
0.02*
0.01*
---- *
0.05*
trace
trace
0.01*
0.04
0.10
trace
trace
----
0.02
----
trace
trace
74.0
----
----
76.5
79.0
76.5
77.0
trace
0.32
Maximum
Highest Year Lowest Year
1958
1958
1959
1962
1959
1955
-55-62-
1959
1959
1959
1959
1961
1962
1959
1959
1959
49-51
1960
1972
1946
1951
1950
1950
50-51-
1946-60
1960
1978
1978
1959
1947
1949-
1951
1957-
1948-
1974
1964
1964
1964
1953
1953
1978
1971
1944
1977
1977
1978
1950
1977
1953
1955
1964
1976
1965
1965
1969
1957
1957
1957
1944
1968
1955
Minimum
Highest Year Lowest Year
1948-
46-49
-53**
1964
62-64
1966
1945
1962
1962
54-66-76
1971
47-48-54-
1961
1959
1964
1964
1959
1959
1968
1971
1976
1976
1974
1974
1964
1964
1978
1948-
1976
1951
1944
1944
1944
1955
1945
1978
1974
1967-
1955
1961-
1961
1961
1944
1958
1968
1967-
1944
1958
1968
1950
1959
1969
1969
1969
1951
1951-
1946
1972
1949
1949
1949-
1973
64; 4-
(total)
*Observat ions
** Addition;
at 7
years
:30 AM;
include
10:00 AM;
1965
8:00
10:30 AM and
10:30
respectively.
and 1978
ember
1978
1942-78 Extremes
Temperature
Temperature
(F)
Max
MiJ
Mean
Ground
Min
Maximum
Year Lowest Year
Minimum
Highest Year Lowest Year
Rain
Inches
trace
----
----
---- *
----
trace*
----
0.74
trace
----0.01
- -- -
4
race
.01
.01
.01
.01
trace
----
trace
trace
0.01
trace
0.01*
trace
trace
trace
0.01
trace
1
1
1
1
1
1
1
1
1
6-75
1
1
1
1
1
1
1
1
1
1
1
971
961
962
972
959
959
961
957-78
946
-77-78
961
961
949
948-72
944-57
957
957
8-60
948-58
948-74
948-62
948-73
948-73
1960
1971
1950-
1950-
1959
1958
1972
1972
1949
1946
1945
1945
1972
1947-
1951
1951
1947
1947
1948
1946-.
1948
1947
48-53
1953
Range
0.82
(total)
Observation
at 7:30 AM;
8:00
7:00 AM;
and 11:30
AM, respectively.
nlghest
_Date
December
1978
Temperature
1942-78 Extremes
(F) Temperature (oF)
Date
Mean
Ground
Min
Rain
Inches
trace
0.01
----
----
Maximum
Highest Year Lowest Year
1978
1977
1968
1978
1964-78
1972
1972
1978
1978
1960
1971
1947-48
1961
1956
1956
1961
48-56-59
1956
1946-67
1946-67
1956
1948
1970
1944
1970
1962
1962
1962
1960
1946-70
1951
Highest
1
1
1
1
1
1
1
1
1
53-6
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Minimum
Year Lowest
977
977
958-
964
978
977
953-
972
972
7-71
967
976
953
972
972
965
977
961
961
946
951
951
971
947
951
964
951
949
.949
949-
.949
Year
1966
1966
63-69-7
1974
1974
1963
1977
1959-
1968
1974
1962
1957
1962
1962
1962
1968
1960-
1973
1950
1958
1954
1973
1973
1973
1966
1961
1977
1977
1961
1961
1948
Av. 77.4
Range 86
4.43
(total)
Observation
at 8:30 AM
-15-
Inches
of rainfall
at ARC,
Ona for 1978 compared with average
for 1943-78.
By Months
Accumulative
by Months
1943-78
36 year
Av.
1978
Excess
Defi
Days
of
Rain
1943-
year
1978
EEcess Deficit
Days*
of
Rain
Jan.
----
----
Apr.
0.18
June
July
8.43
13.04
0.57
22.04
31.34
39.43
Sept
---- 1
0.46
---- 1
33.40
39.54
40.68
3
Nov.
Dec.
53.52
6.41
Total
53.52
53.52
47.11
0.00
6.41
or more
inches
of rainfall.
ii i
-16-
1978
Frequency
of Maximum Temperatures,
days
June
July
Sept
Total
90-99
80-89
70-79
90-99
80-89
70-79
60-69
50-59
40-49
50-59
40-49
Total
1978 Frequency of Minimum Temperatures, days
(F) Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec Total (OF)
70-79
60-69
70-79
60-69
50-59
40-49
39
50-59
40-49(
39
38
37
36
35
34
33
32
31
30
29
28
27
m a hnl
-17-
Summary of Temperature Records,
Months
1978 Av. 1944-78 Av. 1978 1944-78
Av. Av. Av. Av. Extremes Extremes
Month Max. Min. Mean Max. Min. Mean High Low High Low
Jan. 67.0 45.7 56.4 73.2 49.1 61.2 82 27 87 21
Feb. 66.0 33.7 49.9 74.9 50.0 62.5 79 28 91 26
Mar. 76.0 53.0 64.5 79.5 54.3 66.9 86 39 94 28
Apr. 83.5 55.9 69.7 84.0 58.2 71.1 90 44 97 33
May 88.0 64.3 76.2 88.1 63.1 75.6 94 54 103 43
June 89.2 68.4 78.8 90.2 68.6 79.4 94 61 103 54
July 89.7 71.5 80.6 90.6 70.9 80.8 94 68 101 62
Aug. 90.7 71.8 81.3 90.6 71.5 81.1 94 68 98 61
Sept. 90.1 69.6 79.9 89.2 70.8 80.0 94 66 95 56
Oct. 84.7 64.4 74.6 84.9 64.4 74.7 90 55 95 37
Nov. 82.8 58.8 70.8 79.0 55.8 67.4 86 43 90 25
Dec. 77.4 55.4 66.4 74.7 50.4 62.6 86 44 88 20
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