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

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002
CDCA42 TJSJ 162000
CLISJU

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
400 PM AST THU OCT 16 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 16 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         92   3:02 PM  96    2023  89      3       92
  MINIMUM         75   6:14 AM  71    1964  77     -2       79
  AVERAGE         84                        83      1       86

PRECIPITATION (IN)
  TODAY            0.10          1.93 2017   0.15  -0.05      T
  MONTH TO DATE    2.28                      2.43  -0.15     1.59
  SINCE SEP 1      8.88                      8.93  -0.05     4.90
  SINCE JAN 1     52.50                     44.87   7.63    55.11

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           19                        18      1       21
  MONTH TO DATE  307                       288     19      344
  SINCE SEP 1    883                       838     45      983
  SINCE JAN 1   4928                      4649    279     5434
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.9


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90
 LOWEST     49
 AVERAGE    70

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


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        95      1980
 MINIMUM TEMPERATURE (F)   77        69      1908


SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE   6:18 AM AST   SUNSET   6:01 PM AST
OCTOBER 17 2025.......SUNRISE   6:18 AM AST   SUNSET   6:00 PM AST


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




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