WFO Monthly/Daily Climate Data
Issued by NWS Honolulu, HI

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000
CXHW50 PHFO 151250
CF6HNL
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HONOLULU HI
                                          MONTH:     DECEMBER
                                          YEAR:      2017
                                          LATITUDE:   21 21 N
                                          LONGITUDE: 157 56 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  84  75  80   4   0  15 0.30  0.0    M 10.0 21  40   M    M   M        29  30
 2  79  72  76   0   0  11    T  0.0    M 11.8 22  50   M    M   M        29  70
 3  83  71  77   1   0  12    T  0.0    M 12.9 24  60   M    M   M        33  40
 4  83  67  75  -1   0  10 0.00  0.0    M  7.7 16  20   M    M   M        22  10
 5  80  68  74  -2   0   9 0.00  0.0    M 10.4 24  10   M    M   M        33 360
 6  81  65  73  -3   0   8 0.00  0.0    M  6.3 14 220   M    M   M        16 220
 7  80  62  71  -5   0   6 0.00  0.0    M  4.1 12 210   M    M   M        15 230
 8  83  68  76   1   0  11 0.00  0.0    M  5.3 12 220   M    M   M        15 220
 9  84  68  76   1   0  11    T  0.0    M  5.8 16 220   M    M   M        23 340
10  83  70  77   2   0  12 0.01  0.0    M  6.4 15  40   M    M   M        19  60
11  83  70  77   2   0  12 0.05  0.0    M  4.3 14 190   M    M   M        18 190
12  83  69  76   1   0  11 0.03  0.0    M 10.4 24 250   M    M   M        29 250
13  81  66  74  -1   0   9 0.00  0.0    M  8.4 20  30   M    M   M        26  50
14  78  70  74  -1   0   9    T  0.0    M 11.7 23  30   M    M   M        30  20
================================================================================
SM 1145  961         0 146  0.39     0.0 115.5          M        M
================================================================================
AV 81.8 68.6                               8.2 FASTST   M    M -nan   MAX(MPH)
                                 MISC ---->  # 24  60               # 33   40
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  HONOLULU HI
                                          MONTH:    DECEMBER
                                          YEAR:     2017
                                          LATITUDE:   21 21 N
                                          LONGITUDE: 157 56 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 75.2   TOTAL FOR MONTH:   0.39    1 = FOG OR MIST
DPTR FM NORMAL:  -0.3   DPTR FM NORMAL:   -0.90    2 = FOG REDUCING VISIBILITY
HIGHEST:    84 ON  9, 1 GRTST 24HR  0.30 ON  1- 1      TO 1/4 MILE OR LESS
LOWEST:     62 ON  7                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.0 INCH    5 = HAIL
                        GRTST 24HR     0.0         6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    7 = DUSTSTORM OR SANDSTORM:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW
                                                   X = TORNADO
MAX 32 OR BELOW:   0    0.01 INCH OR MORE:   4
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   146
DPTR FM NORMAL    -1    [PRESSURE DATA]
TOTAL FM JAN 1  4587    HIGHEST SLP M ON M
DPTR FM NORMAL   114    LOWEST  SLP 29.92 ON 11

[REMARKS]



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