WFO Monthly/Daily Climate Data
Issued by NWS Tiyan, Guam

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CXGM50 PGUM 281850
CF6GUM
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   GUAM INTERNATIONAL AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2017
                                          LATITUDE:   13 29 N
                                          LONGITUDE: 144-48 E

  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  89  79  84   2   0  19 0.10  0.0    0 11.3 18  80   M    M   2 18     25  80
 2  88  77  83   1   0  18 0.08  0.0    0 10.5 18  90   M    M   3 1      24  80
 3  89  77  83   1   0  18 0.10  0.0    0 10.9 20  70   M    M   3 1      24  80
 4  89  80  85   3   0  20 0.00  0.0    0 13.2 24  60   M    M   2        32  60
 5  90  80  85   3   0  20 0.05  0.0    0 12.1 21  50   M    M   2        32  70
 6  89  81  85   3   0  20    T  0.0    0 12.6 23  80   M    M   2        29  70
 7  89  81  85   3   0  20 0.00  0.0    0 11.2 20  90   M    M   1        26  90
 8  89  78  84   2   0  19 0.01  0.0    0 10.9 18  70   M    M   3 1      24  70
 9  90  81  86   4   0  21 0.03  0.0    0 13.2 22  70   M    M   3 1      26  50
10  90  81  86   4   0  21 0.01  0.0    0 12.7 21  70   M    M   2        25  80
11  90  77  84   2   0  19 0.09  0.0    0 12.0 21  60   M    M   5 128    25  70
12  89  78  84   2   0  19 0.01  0.0    0 10.0 17  70   M    M   3 28     24  70
13  88  81  85   3   0  20 0.15  0.0    0 10.6 23 100   M    M   4 1      31 100
14  87  77  82   0   0  17 0.53  0.0    0  9.6 22  80   M    M   4 1      26  90
15  88  78  83   1   0  18    T  0.0    0  9.9 18  80   M    M   1        24  80
16  89  80  85   2   0  20    T  0.0    0 11.7 21  80   M    M   3        28  80
17  90  82  86   3   0  21 0.02  0.0    0 12.9 22  90   M    M   5        28  90
18  89  80  85   2   0  20 0.07  0.0    0 11.8 21  90   M    M   4 1      28  80
19  90  79  85   2   0  20 0.20  0.0    0 10.7 24  70   M    M   2        32  70
20  88  79  84   1   0  19 0.19  0.0    0  9.1 18  90   M    M   3        24 120
21  89  79  84   1   0  19    T  0.0    0  7.7 18  90   M    M   2        24 110
22  89  81  85   2   0  20 0.00  0.0    0 10.1 20  90   M    M   3        25 100
23  89  81  85   2   0  20 0.00  0.0    0  7.6 15  90   M    M   2        20  80
24  88  80  84   1   0  19 0.00  0.0    0  5.9 15 110   M    M   2        20 110
25  89  80  85   2   0  20 0.00  0.0    0  6.2 15  90   M    M   1        20  90
26  90  80  85   2   0  20 0.04  0.0    0  8.5 17  70   M    M   3        24  90
27  90  81  86   3   0  21    T  0.0    0 11.7 21  80   M    M   3        26  80
28  90  81  86   3   0  21 0.13  0.0    0 10.6 20  80   M    M   4 1      26  60
================================================================================
SM 2494 2229         0 549  1.81     0.0 295.2          M       77
================================================================================
AV 89.1 79.6                              10.5 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 24  60               # 32   60
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  GUAM INTERNATIONAL AIRPORT
                                          MONTH:    MAY
                                          YEAR:     2017
                                          LATITUDE:   13 29 N
                                          LONGITUDE: 144-48 E

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

AVERAGE MONTHLY: 84.3   TOTAL FOR MONTH:   1.81    1 = FOG OR MIST
DPTR FM NORMAL:   1.9   DPTR FM NORMAL:   -2.03    2 = FOG REDUCING VISIBILITY
HIGHEST:    90 ON 28,27 GRTST 24HR  0.53 ON 14-14      TO 1/4 MILE OR LESS
LOWEST:     77 ON 14,11                            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:   0           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:  17
MAX 90 OR ABOVE:   9    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  19
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   549
DPTR FM NORMAL    57    [PRESSURE DATA]
TOTAL FM JAN 1  2614    HIGHEST SLP 29.95 ON  1
DPTR FM NORMAL   238    LOWEST  SLP 29.86 ON  1

[REMARKS]


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