WFO Monthly/Daily Climate Data
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CXUS42 TJSJ 011029
CF6JSJ
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN JUAN AREA/PR
                                          MONTH:     JULY
                                          YEAR:      2021
                                          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  89  79  84   1   0  19 0.01    M    M 13.6 26  90   M    M   5        31  80
 2  89  81  85   2   0  20 0.01    M    M 16.3 28  80   M    M   4        33  80
 3  93  80  87   4   0  22 0.01    M    M 12.5 21 120   M    M   5        30 150
 4  89  79  84   1   0  19    T    M    M 12.4 22  80   M    M   3        26  80
 5  89  78  84   1   0  19    T    M    M 11.5 24  60   M    M   3        30  80
 6  90  77  84   1   0  19 0.09    M    M 11.3 25  80   M    M   4 1      30  80
 7  88  80  84   1   0  19 0.01    M    M 13.8 28  80   M    M   4        33  80
 8  89  80  85   2   0  20 0.04    M    M 13.6 26  80   M    M   4        32  90
 9  88  79  84   1   0  19 0.02    M    M 14.3 28  60   M    M   5 1      33  60
10  89  75  82  -1   0  17 0.59    M    M 12.3 22  80   M    M   6 1      27  80
11  88  77  83   0   0  18 0.45    M    M 15.9 25  80   M    M   6 13     34  50
12  89  80  85   2   0  20 0.03    M    M 12.4 23  70   M    M   5 18     27  80
13  88  78  83   0   0  18 0.19    M    M 12.6 25  60   M    M   5 1      31  70
14  86  77  82  -1   0  17 0.12    M    M  6.2 22  70   M    M   5 1      26  80
15  88  76  82  -1   0  17 0.09    M    M  8.7 22  60   M    M   4 1      27  60
16  89  77  83   0   0  18 0.02    M    M 10.4 22  60   M    M   3 1      27 110
17  88  78  83   0   0  18 0.03    M    M 11.6 21  70   M    M   5        26  70
18  89  78  84   1   0  19 0.77    M    M 12.1 22  80   M    M   5 1      27  60
19  90  79  85   2   0  20    T    M    M 12.0 23  90   M    M   4        30  90
20  89  80  85   2   0  20 0.00    M    M 13.4 25  70   M    M   4        29  70
21  89  80  85   2   0  20    T    M    M 12.9 22  80   M    M   4        28  70
22  89  78  84   1   0  19 0.08    M    M 11.5 23  60   M    M   4        26  50
23  88  79  84   1   0  19 0.39    M    M 11.8 22  70   M    M   5 1      27  80
24  84  77  81  -2   0  16 0.75    M    M  5.6 18 100   M    M   7 13     25  30
25  89  77  83   0   0  18 0.83    M    M  4.4 17  90   M    M   6 13     24  70
26  89  78  84   1   0  19    T    M    M  9.6 20  60   M    M   5         M   M
27  88  78  83   0   0  18 0.07    M    M 10.1 16  60   M    M   4        24  70
28  88  77  83   0   0  18 0.25    M    M  8.3 22  90   M    M   4        31  90
29  89  76  83   0   0  18 0.08    M    M 10.1 20  80   M    M   3        26  90
30  88  78  83   0   0  18 0.38    M    M 11.9 21  60   M    M   5 1      17  70
31  89  79  84   1   0  19    T    M    M 12.4 18  90   M    M   5        28  60
================================================================================
SM 2747 2425         0 580  5.31    M    355.4          M      141
================================================================================
AV 88.6 78.2                              11.5 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 28  80                 34  50
================================================================================
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:     JULY
                                          YEAR:      2021
                                          LATITUDE:   18 25 N
                                          LONGITUDE:  66  0 W

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

AVERAGE MONTHLY: 83.4   TOTAL FOR MONTH:   5.31    1 = FOG OR MIST
DPTR FM NORMAL:   0.3   DPTR FM NORMAL:   -0.71    2 = FOG REDUCING VISIBILITY
HIGHEST:    93 ON  3    GRTST 24HR  1.40 ON 30- 1      TO 1/4 MILE OR LESS
LOWEST:     75 ON 10                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    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:  24
MAX 90 OR ABOVE:   3    0.10 INCH OR MORE:  10
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   4
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)  31
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   580
DPTR FM NORMAL    17    [PRESSURE DATA]
TOTAL FM JAN 1  3347    HIGHEST SLP M ON M
DPTR FM NORMAL   108    LOWEST  SLP 29.94 ON 24

[REMARKS]
#FINAL-07-21#


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