National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS42 TJSJ 010458
CF6JSJ
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN JUAN AREA/PR
                                          MONTH:     OCTOBER
                                          YEAR:      2020
                                          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  75  82  -1   0  17 0.92  0.0    0  8.1 31  90   M    M   4 13     40  80
 2  88  78  83   0   0  18 0.01  0.0    0  9.4 26  70   M    M   3        36  70
 3  87  76  82  -1   0  17 0.18  0.0    0  5.8 18  90   M    M   5 1      23  90
 4  86  77  82  -1   0  17 0.04  0.0    0  7.7 23  80   M    M   5        28  80
 5  87  76  82  -1   0  17 0.70  0.0    0  7.7 22  70   M    M   4 1      27  70
 6  89  77  83   0   0  18 0.03  0.0    0  7.9 21  80   M    M   4        25  70
 7  89  77  83   0   0  18 0.05  0.0    0  4.2 21  90   M    M   3        26  90
 8  89  79  84   1   0  19    T  0.0    0  4.4 17  50   M    M   3        21  40
 9  88  78  83   0   0  18    T  0.0    0  5.3 14  90   M    M   3        18  60
10  93  77  85   2   0  20 0.75  0.0    0  5.1 14 270   M    M   5 13     21  80
11  89  79  84   1   0  19 0.03  0.0    0  4.6 17  60   M    M   4 3      21  70
12  90  79  85   2   0  20    T  0.0    0  7.9 22  70   M    M   3        25  60
13  90  77  84   1   0  19 0.65  0.0    0  4.3 17 230   M    M   3 1      21 220
14  88  77  83   0   0  18    T  0.0    0  3.0 14  60   M    M   3 3      18  60
15  88  78  83   0   0  18 0.25  0.0    0  4.8 21 100   M    M   4 1      29 110
16  87  77  82  -1   0  17 0.07  0.0    0  4.5 17 100   M    M   4 13     23 100
17  89  76  83   0   0  18 0.01  0.0    0  5.7 17  80   M    M   4        21  60
18  88  77  83   0   0  18    T  0.0    0  5.0 16  80   M    M   3        20  50
19  88  77  83   0   0  18    T  0.0    0  5.4 12 330   M    M   3        16 350
20  89  78  84   2   0  19 0.00  0.0    0  5.3 13 330   M    M   3 8      22  10
21  89  77  83   1   0  18    T  0.0    0  4.3 14 250   M    M   3        19  60
22  93  79  86   4   0  21 0.00  0.0    0  4.4 14 160   M    M   3        19 160
23  91  79  85   3   0  20 0.00  0.0    0  7.7 23  70   M    M   4        29  70
24  93  79  86   4   0  21 0.00  0.0    0  7.1 20  90   M    M   2        28  80
25  90  79  85   3   0  20 0.44  0.0    0  9.1 22  60   M    M   4 1      31 100
26  88  78  83   1   0  18 0.03  0.0    0 11.7 23  80   M    M   4        29  80
27  88  77  83   1   0  18 0.82  0.0    0  9.2 22  80   M    M   5 1      29 100
28  88  77  83   1   0  18 0.42  0.0    0 10.4 31  80   M    M   5 18     36  80
29  86  76  81  -1   0  16 1.04  0.0    0  8.9 23  80   M    M   5 1      30  90
30  89  78  84   2   0  19 0.01  0.0    0 11.3 25  80   M    M   3        36  90
31  88  79  84   2   0  19 0.05  0.0    0 11.9 22  80   M    M   4        27  70
================================================================================
SM 2754 2403         0 571  6.50     0.0 212.1          M      115
================================================================================
AV 88.8 77.5                               6.8 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 31  90               # 40   80
================================================================================
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:     2020
                                          LATITUDE:   18 25 N
                                          LONGITUDE:  66  0 W

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

AVERAGE MONTHLY: 83.2   TOTAL FOR MONTH:   6.50    1 = FOG OR MIST
DPTR FM NORMAL:   0.6   DPTR FM NORMAL:    0.91    2 = FOG REDUCING VISIBILITY
HIGHEST:    93 ON 24,22 GRTST 24HR  1.04 ON 29-29      TO 1/4 MILE OR LESS
LOWEST:     75 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:  20
MAX 90 OR ABOVE:   7    0.10 INCH OR MORE:  10
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   6
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.   571
DPTR FM NORMAL    24    [PRESSURE DATA]
TOTAL FM JAN 1  5358    HIGHEST SLP M ON M
DPTR FM NORMAL   399    LOWEST  SLP 29.77 ON 19

[REMARKS]
#FINAL-10-20#