KAHULUI, HAWAII
NORMALS, MEANS, AND EXTREMES

LATITUDE: 20 Deg. 54 Min. N LONGITUDE: 156 Deg. 26 Min. W ELEVATION: FT. GRND 48 BARO 46 TIME ZONE: BERING WBAN: 22516

(a)
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
YEAR
TEMPERATURE (Deg. F)
Normals
-Daily Maximum
-Daily Minimum
-Monthly
Extremes
-Record Highest
-Year
-Record Lowest
-Year






31

31



79.9
63.6
71.7

89
1981
48
1969


80.1
63.4
71.8

88
1994
50
1987


81.2
64.6
73.0

90
1984
52
1993


82.2
66.1
74.2

91
1981
54
1985


84.2
67.0
75.7

92
1992
57
1985


85.9
69.0
77.5

93
1981
58
1985


86.8
70.5
78.7

94
1984
58
1965


87.6
70.8
79.3

97
1994
61
1976


87.7
69.8
78.8

96
1995
60
1975


86.4
69.2
77.9

96
1973
58
1964


83.7
67.6
75.7

93
1990
55
1985


81.1
65.1
73.1

90
1995
52
1983


83.9
67.2
75.6

97
AUG 1994
48
JAN 1969
NORMAL DEGREE DAYS
Heating (base 65 Deg. F)
Cooling (base 65 Deg. F)




0
208

0
190

0
248

0
276

0
332

0
375

0
425

0
443

0
414

0
400

0
321

0
251

0
3883
% OF POSSIBLE SUNSHINE
33
64
65
64
63
68
72
70
71
73
67
63
63
67
MEAN SKY COVER(tenths)
Sunrise - Sunset
MEAN NUMBER OF DAYS:
Sunrise to Sunset
-Clear
-Partly Cloudy
-Cloudy
Precipitation
.01 inches or more
Snow, Ice Pellets, Hail
1.0 inches or more
Thunderstorms
Heavy Fog Visibility
1/4 mile or less
Temperature Deg. F
-Maximum
90 Deg. F and above
32 Deg. F and below
-Minimum
32 Deg. F and below
0 Deg. F and below

37


37
37
37

37

37
37

37


31
31

31
31

4.8


12.9
9.9
8.2

10.5

0.0
0.8

0.0


0.0
0.0

0.0
0.0

4.9


11.5
9.4
7.4

9.7

0.0
0.5

0.0


0.0
0.0

0.0
0.0

5.4


10.6
11.3
9.1

10.9

0.0
0.4

0.0


0.1
0.0

0.0
0.0

5.9


7.8
11.8
10.5

10.3

0.0
0.5

0.0


0.1
0.0

0.0
0.0

5.4


9.5
13.6
7.9

6.4

0.0
0.2

0.0


1.1
0.0

0.0
0.0

4.9


10.7
13.5
5.8

5.3

0.0
0.0

0.0


2.0
0.0

0.0
0.0

4.8


10.7
14.9
5.3

6.7

0.0
0.1

0.0


3.4
0.0

0.0
0.0

4.7


11.9
13.6
5.5

6.4

0.0
0.1

0.0


5.9
0.0

0.0
0.0

4.8


11.5
12.6
5.8

5.5

0.0
0.2

0.0


7.6
0.0

0.0
0.0

5.2


10.6
12.5
7.9

7.4

0.0
0.3

0.0


4.7
0.0

0.0
0.0

5.2


10.9
10.8
8.3

10.1

0.0
0.4

0.0


1.4
0.0

0.0
0.0

4.9


11.9
11.3
7.8

11.0

0.0
0.5

0.0


0.1
0.0

0.0
0.0

5.1


130.6
145.1
89.5

100.2

0.0
4.1

0.0


26.3
0.0

0.0
0.0
AV. STATION PRES. (mb)
11
1012.4
1013.6
1014.9
1014.9
1014.7
1014.2
1013.6
1013.2
1013.4
1012.8
1012.9
1013.2
1013.6
RELATIVE HUMIDITY (%)
Hour 04
Hour 10 (Local Time)
Hour 16
Hour 22

10
31
31
31

85
82
62
77

83
81
60
75

81
77
59
74

81
74
58
74

82
71
56
72

80
69
54
71

80
71
56
72

79
71
56
72

80
71
55
71

80
73
57
73

81
76
60
75

82
80
61
76

81
75
58
74
PRECIPITATION (in.)
Water Equivalent
-Normal
-Maximum Monthly
-Year
-Minimum Monthly
-Year
-Maximum in 24 hrs
-Year
Snow, Ice Pellets, Hail
-Maximum Monthly
-Year
-Maximum in 24 hrs
-Year



41

41

41








4.14
14.46
1980
0.12
1977
7.01
1980

0.0

0.0



2.87
8.31
1972
0.07
1983
4.98
1972

0.0

0.0



2.72
10.90
1967
0.09
1957
5.42
1967

0.0

0.0



1.84
14.29
1989
0.06
1990
4.83
1989

0.0

0.0



0.77
4.36
1987
T
1972
2.41
1987

0.0

0.0



0.27
2.50
1967
0.00
1957
2.36
1967

0.0

0.0



0.38
1.65
1989
0.02
1973
1.04
1989

0.0

0.0



0.49
1.54
1982
0.02
1973
1.21
1982

0.0

0.0



0.35
1.43
1987
0.02
1972
1.16
1965

0.0

0.0



1.23
5.66
1985
T
1984
4.85
1985

0.0

0.0



2.59
9.27
1965
0.14
1980
5.48
1965

0.0

0.0



3.27
10.19
1988
0.01
1975
5.82
1955

0.0

0.0



20.92
14.46
JAN 1980
0.00
JUN 1957
7.01
JAN 1980





WIND
Mean Speed (mph)
Prevailing Direction
through 1964
Fastest Mile
-Direction(!!)
-Speed(mph)
-Year
Peak Gust
-Direction(!!)
-Speed(mph)
-Date

23



23
23


12
12


10.8

SSW

SW
44
1980

S
54
1991

11.1

S

NE
40
1971

NE
46
1990

12.3

NE

N
43
1968

E
49
1985

13.3

NE

E
36
1976

E
49
1995

13.2

NE

E
34
1986

E
44
1993

14.7

ENE

E
33
1986

NE
47
1993

15.6

NE

NE
37
1978

NE
46
1994

14.8

NE

NE
35
1975

NE
45
1991

12.9

NE

E
33
1977

SW
44
1992

12.0

NE

E
36
1975

NE
46
1985

11.8

NE

SW
41
1982

S
51
1988

11.3

NE

E
36
1971

E
54
1988

12.8

NE

SW
44
JAN 1980

S
54
JAN 1991
(a) - Length of Record in Years, although individual months may be missing.
0.* or * - The value is between 0.0 and 0.05.
Normals - Based on the 1961 - 1990 record period.
Extremes - Dates are the most recent occurrence.
Wind Dir.- Numerals show tens of degrees clockwise from true north. "00" indicates calm.
Resultant Directions are given to whole degrees.