WFO Monthly/Daily Climate Data
Issued by NWS

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382
CXUS52 TJSJ 220857
CF6JSJ
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN JUAN AREA/PR
                                          MONTH:     JANUARY
                                          YEAR:      2025
                                          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  73  78   0   0  13 0.05    M    M  4.1 17  80   M    M   6 18     24  60
 2  86  72  79   1   0  14    T    M    M  6.6 24  70   M    M   4        31  60
 3  85  73  79   1   0  14 0.01    M    M  6.4 17  70   M    M   4        29  50
 4  83  73  78   0   0  13 0.29    M    M  6.5 18  20   M    M   5 1      28 360
 5  80  74  77  -1   0  12 0.62    M    M 12.0 22  60   M    M   7 18     29  50
 6  84  74  79   1   0  14 0.27    M    M 13.2 24  80   M    M   7 1      33  70
 7  85  73  79   1   0  14 0.01    M    M  5.4 16  60   M    M   5        22  70
 8  86  75  81   3   0  16    T    M    M  4.6 15  70   M    M   4        22  70
 9  85  74  80   2   0  15 0.03    M    M  3.4 14 360   M    M   6        20  10
10  84  78  81   3   0  16    T    M    M  8.5 14 330   M    M   4        23 330
11  83  73  78   0   0  13 0.00  0.0    0  6.5 13  60   M    M   3        21  60
12  84  70  77  -1   0  12 0.00    M    M  4.6 12  20   M    M   3        23  10
13  83  73  78   0   0  13 0.00    M    M  5.3 14  70   M    M   5        22  10
14  85  76  81   3   0  16    T  0.0    0  9.1 16  20   M    M   6 8      29  30
15  82  77  80   2   0  15    T    M    M 10.8 16  60   M    M   6        26  50
16  84  78  81   4   0  16 0.00    M    M 11.7 16  10   M    M   5        27  10
17  85  74  80   3   0  15 0.03    M    M  9.8 20  90   M    M   4        27  60
18  84  75  80   3   0  15 0.42    M    M 14.9 25  60   M    M   6 1      35  50
19  85  76  81   4   0  16 0.06    M    M 12.2 26  80   M    M   5 8      38  70
20  85  74  80   3   0  15 0.21    M    M  9.8 24  70   M    M   6 18     33  60
21  87  73  80   3   0  15 0.13    M    M  8.6 22 100   M    M   5        33 100
================================================================================
SM 1767 1558         0 302  2.13  0.0    174.0          M      106
================================================================================
AV 84.1 74.2                               8.3 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    26  80                 38  70
================================================================================
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:     JANUARY
                                          YEAR:      2025
                                          LATITUDE:   18 25 N
                                          LONGITUDE:  66  0 W

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

AVERAGE MONTHLY: 79.2   TOTAL FOR MONTH:   2.13    1 = FOG OR MIST
DPTR FM NORMAL:   1.5   DPTR FM NORMAL:   -0.78    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON 21    GRTST 24HR  0.62 ON  5- 5      TO 1/4 MILE OR LESS
LOWEST:     70 ON 12                               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:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
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)   1
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  20
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   302
DPTR FM NORMAL    40    [PRESSURE DATA]
TOTAL FM JAN 1   302    HIGHEST SLP M ON M
DPTR FM NORMAL    40    LOWEST  SLP 29.88 ON  9

[REMARKS]