WFO Monthly/Daily Climate Data
Issued by NWS

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CXUS52 TJSJ 270431
CF6JSJ
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN JUAN AREA/PR
                                          MONTH:     MAY
                                          YEAR:      2017
                                          LATITUDE:   18 25 N
                                          LONGITUDE:  66  0 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  82  72  77  -4   0  12 1.21  0.0    0  9.0 23  90   M    M   8 1      29  90
 2  86  74  80  -1   0  15 0.12  0.0    0  9.2 22  80   M    M   5 1      28  90
 3  84  75  80  -1   0  15 0.01  0.0    0  8.5 22  80   M    M   5 1      27  70
 4  89  75  82   1   0  17 0.00  0.0    0  9.4 25  70   M    M   3        28  60
 5  88  76  82   1   0  17 0.00  0.0    0 11.8 24  70   M    M   2        29  70
 6  89  76  83   2   0  18 0.00  0.0    0 10.3 23  90   M    M   3        30  90
 7  88  75  82   1   0  17    T  0.0    0 11.1 23  80   M    M   3        29  80
 8  86  77  82   1   0  17 0.48  0.0    0  6.6 18  70   M    M   5        25  60
 9  85  75  80  -2   0  15 0.07  0.0    0  2.9  8 160   M    M   7         M  M
10  86  74  80  -2   0  15    T  0.0    0  4.3 21  70   M    M   5        25  70
11  84  75  80  -2   0  15    T  0.0    0  5.8 14  30   M    M   5        21  50
12  85  75  80  -2   0  15 0.00  0.0    0  6.1 16  80   M    M   4        21  10
13  86  76  81  -1   0  16 0.00  0.0    0  8.1 23  70   M    M   3        27  60
14  89  78  84   2   0  19 0.00  0.0    0  8.8 21  70   M    M   3        24  60
15  93  79  86   4   0  21 0.00  0.0    0  7.7 18 130   M    M   3        25 130
16  93  79  86   4   0  21 0.00  0.0    0  7.5 16 130   M    M   2 8      23 140
17  90  79  85   3   0  20 0.00  0.0    0 13.3 25  70   M    M   4        30  60
18  87  79  83   1   0  18 0.00  0.0    0 14.2 23  70   M    M   5        27  80
19  88  79  84   2   0  19 0.00  0.0    0 12.7 21  70   M    M   6        25  70
20  88  78  83   1   0  18    T  0.0    0 11.8 20  50   M    M   5        25  60
21  88  79  84   2   0  19 0.00  0.0    0 12.2 21  60   M    M   4        25  70
22  89  80  85   3   0  20 0.01  0.0    0 12.3 22  70   M    M   5        27  70
23  90  78  84   2   0  19 0.00  0.0    0 11.5 23  80   M    M   4        26  70
24  93  79  86   4   0  21 0.00  0.0    0 10.0 22  90   M    M   3        27  70
25  90  78  84   2   0  19 0.00  0.0    0 12.2 22  70   M    M   3        27  60
26  87  76  82   0   0  17 0.19  0.0    0  6.2 21  70   M    M   4 1      26  70
================================================================================
SM 2283 1996         0 455  2.09     0.0 243.5          M      109
================================================================================
AV 87.8 76.8                               9.4 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 25  70               # 30   90
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  SAN JUAN AREA/PR
                                          MONTH:    MAY
                                          YEAR:     2017
                                          LATITUDE:   18 25 N
                                          LONGITUDE:  66  0 W

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

AVERAGE MONTHLY: 82.3   TOTAL FOR MONTH:   2.09    1 = FOG OR MIST
DPTR FM NORMAL:   0.6   DPTR FM NORMAL:   -2.92    2 = FOG REDUCING VISIBILITY
HIGHEST:    93 ON 24,16 GRTST 24HR  1.21 ON  1- 1      TO 1/4 MILE OR LESS
LOWEST:     72 ON  1                               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:   7
MAX 90 OR ABOVE:   6    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

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

[CDD (BASE 65) ]
TOTAL THIS MO.   455
DPTR FM NORMAL    21    [PRESSURE DATA]
TOTAL FM JAN 1  2176    HIGHEST SLP M ON M
DPTR FM NORMAL   101    LOWEST  SLP 29.88 ON  8

[REMARKS]



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