430
CXCA52 TJSJ 010905
CLMSJU

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
505 AM AST SAT NOV 01 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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             98   10/09/1981
 LOW              67   10/20/1959
HIGHEST           94   10/01         93       1       96
                       10/17
LOWEST            75   10/16         72       3       74
                       10/22
AVG. MAXIMUM    89.8               88.6     1.2     91.4
AVG. MINIMUM    77.9               76.7     1.2     79.8
MEAN            83.9               82.7     1.2     85.6
DAYS MAX >= 90    15                9.5     5.5       28
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

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       15.06   1970
 MINIMUM        1.17   1979
TOTALS          5.73               5.21    0.52     8.97
DAILY AVG.      0.18               0.17    0.01     0.29
DAYS >= .01       24               17.7     6.3       MM
DAYS >= .10       12               10.6     1.4       MM
DAYS >= .50        3                3.0     0.0       MM
DAYS >= 1.00       1                1.2    -0.2       MM
GREATEST
 24 HR. TOTAL   1.08   10/22 TO 10/22
 STORM TOTAL    1.08


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL    593                547      46      645
 SINCE 1/1      5214

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

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    28/280    DATE  10/16
HIGHEST GUST SPEED/DIRECTION    39/160    DATE  10/24

SKY COVER
AVERAGE SKY COVER           0.42

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       5
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

$$