Climatological Report (Annual)
Issued by NWS San Juan, PR

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335
CXCA42 TJSJ 010425
CLASJU

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
1225 AM AST MON JAN 01 2024

...................................

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE YEAR OF 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             98   10/09/1981
 LOW              60   03/03/1957
HIGHEST           96   10/09         95       1       94
                       10/15
                       10/16
LOWEST            68   04/08         67       1       67
AVG. MAXIMUM    87.8               86.7     1.1     86.6
AVG. MINIMUM    76.5               75.1     1.4     75.3
MEAN            82.2               80.9     1.3     80.9
DAYS MAX >= 90   134               72.0    62.0       59
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0
DAYS MIN >= 80    89                                  31

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       89.50   2010
 MINIMUM       35.53
TOTALS         56.23              59.87   -3.64    71.67
DAILY AVG.      0.15               0.16   -0.01     0.20
DAYS >= .01      214              208.3     5.7      237
DAYS >= .10       94              112.2   -18.2      105
DAYS >= .50       27               33.7    -6.7       18
DAYS >= 1.00      10               13.3    -3.3        9
GREATEST
 24 HR. TOTAL   5.22   10/27 TO 10/28             999.00
 STORM TOTAL    5.20


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL   6363               5800     563     5906
 SINCE 1/1      6363

FREEZE DATES
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    36/070    DATE  08/12
HIGHEST GUST SPEED/DIRECTION    46/070    DATE  08/12

SKY COVER
AVERAGE SKY COVER           0.43

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             41     MIXED PRECIP               5
HEAVY RAIN               40     RAIN                     129
LIGHT RAIN              205     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      98     FOG W/VIS <= 1/4 MILE      1
HAZE                     26

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$