856
CXCA52 TJSJ 021733
CLSSJU

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
133 PM AST TUE SEP 02 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2025 TO 8/31/2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             97   06/05/1988
                       06/23/1983
                       06/22/1983
 LOW              66   06/19/1909
HIGHEST           93   08/03
                       08/19
LOWEST            76   07/19
                       08/17
                       08/23
AVG. MAXIMUM    89.2               88.9     0.3     91.3
AVG. MINIMUM    78.2               77.5     0.7     80.4
MEAN            83.7               83.2     0.5     85.9
DAYS MAX >= 90    34               34.6    -0.6       85
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0
DAYS MIN >= 80    19                                  71

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       43.24   2011
 MINIMUM        6.67   1980
TOTALS         19.38              16.97    2.41    17.33
DAILY AVG.      0.21               0.18    0.03     0.19
DAYS >= .01       73               53.9    19.1       74
DAYS >= .10       45               29.7    15.3       31
DAYS >= .50       11               10.1     0.9       12
DAYS >= 1.00       3                4.2    -1.2        3
GREATEST
 24 HR. TOTAL     MM                                  MM
 STORM TOTAL      MM


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL   1721               1678      43     1939
 SINCE 1/1      4046

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

WIND (MPH)
AVERAGE WIND SPEED              10.4
HIGHEST WIND SPEED/DIRECTION    31/290    DATE  08/16
HIGHEST GUST SPEED/DIRECTION    45/300    DATE  08/16

SKY COVER
AVERAGE SKY COVER           0.44

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      13
LIGHT RAIN               45     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      23     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

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

$$