WFO Monthly/Daily Climate Data
Issued by NWS

Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
906
CXUS52 TJSJ 010901
CF6JSJ
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN JUAN AREA/PR
                                          MONTH:     OCTOBER
                                          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  94  79  87   4   0  22    T    M    M  5.7 15 280   M    M   2        21 170
 2  89  78  84   1   0  19    T    M    M  4.1 14  40   M    M   3        24  30
 3  88  79  84   1   0  19 0.02    M    M  4.8 13  40   M    M   2        18  50
 4  89  79  84   1   0  19    T    M    M  4.9 15  60   M    M   4 3      24  70
 5  87  77  82  -1   0  17 0.87    M    M  4.0 18 100   M    M   4 13     23  10
 6  88  78  83   0   0  18 0.42    M    M  4.4 16  80   M    M   6 13     21  70
 7  87  78  83   0   0  18 0.07    M    M  4.4 15  90   M    M   5 3      18  70
 8  90  78  84   1   0  19    T    M    M  5.2 16 100   M    M   4        21  90
 9  88  78  83   0   0  18 0.24    M    M  3.5 14  70   M    M   3 13     20  60
10  88  78  83   0   0  18 0.14    M    M  4.0 14 320   M    M   4 3      25 320
11  91  80  86   3   0  21    T    M    M  4.9 16 180   M    M   6        27 190
12  91  78  85   2   0  20 0.02    M    M  5.3 13  90   M    M   3        22 150
13  89  78  84   1   0  19 0.05    M    M  8.3 22  90   M    M   3        31  40
14  92  77  85   2   0  20 0.35    M    M  6.7 15  70   M    M   4        27  60
15  92  79  86   3   0  21    T    M    M  3.9 14 320   M    M   3        21 340
16  92  75  84   1   0  19 0.10    M    M  5.4 28 280   M    M   5        37 290
17  94  79  87   4   0  22 0.02    M    M  5.7 14 310   M    M   4        21 330
18  89  78  84   1   0  19 0.26    M    M  3.3 15 290   M    M   5 138    23  10
19  91  78  85   2   0  20 0.16    M    M  7.5 21  70   M    M   3 1      26  40
20  91  77  84   2   0  19 0.09    M    M  8.9 22  90   M    M   5 1      29 130
21  89  77  83   1   0  18 0.16    M    M  9.7 23  80   M    M   6        30  80
22  88  75  82   0   0  17 1.08    M    M  6.0 21 100   M    M   6 13     30 110
23  86  78  82   0   0  17 0.02    M    M  5.8 18 100   M    M   6 3      28  90
24  91  77  84   2   0  19 0.48    M    M  3.6 23 160   M    M   5 1      39 160
25  90  78  84   2   0  19 0.02    M    M  5.6 17  80   M    M   5        23  80
26  87  78  83   1   0  18 0.08    M    M  5.4 25 100   M    M   5 3      35  90
27  88  78  83   1   0  18 0.06    M    M  5.2 13 100   M    M   6        16  90
28  92  77  85   3   0  20 0.02    M    M  6.6 17 110   M    M   4        27 130
29  92  79  86   4   0  21    T    M    M  5.6 15 160   M    M   3        24 140
30  93  79  86   4   0  21 0.05    M    M  5.7 15 180   M    M   3        26 150
31  89  77  83   1   0  18 0.95    M    M  3.9 18  80   M    M   3 1      24  90
================================================================================
SM 2785 2414         0 593  5.73    M    168.0          M      130
================================================================================
AV 89.8 77.9                               5.4 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    28 280                 39 160
================================================================================
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:     OCTOBER
                                          YEAR:      2025
                                          LATITUDE:   18 25 N
                                          LONGITUDE:  66  0 W

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

AVERAGE MONTHLY: 83.9   TOTAL FOR MONTH:   5.73    1 = FOG OR MIST
DPTR FM NORMAL:   1.2   DPTR FM NORMAL:    0.52    2 = FOG REDUCING VISIBILITY
HIGHEST:    94 ON 17, 1  GRTST 24HR  1.08 ON 21-22      TO 1/4 MILE OR LESS
LOWEST:     75 ON 22,16                             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:  15    0.10 INCH OR MORE:  12
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)   8
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  23
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   593
DPTR FM NORMAL    46    [PRESSURE DATA]
TOTAL FM JAN 1  5214    HIGHEST SLP 30.05 ON 19
DPTR FM NORMAL   306    LOWEST  SLP 29.73 ON 16

[REMARKS]
#FINAL-10-25#