Climatological Report (Daily)
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674
CDCA42 TJSJ 171947
CLIIST

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
347 PM AST THU JUL 17 2025

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

...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 17 2025...
VALID TODAY AS OF 0300 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         89   1:42 PM  96    1995  90     -1       89
  MINIMUM         80  10:24 AM  74    1989  79      1       80
  AVERAGE         85                        84      1       85

PRECIPITATION (IN)
  TODAY            0.20          0.32 2005   0.10   0.10     0.03
  MONTH TO DATE    0.94                      1.46  -0.52     1.92
  SINCE JUN 1      1.78                      3.81  -2.03     1.92
  SINCE JAN 1     17.88                     15.47   2.41     1.92

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

 COOLING
  TODAY           20                        20      0       20
  MONTH TO DATE  336                       340     -4      338
  SINCE JUN 1    947                       913     34      673
  SINCE JAN 1   3339                      3176    163     1918
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED    10.9


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94
 LOWEST     65
 AVERAGE    80

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


THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   90        95      1993
 MINIMUM TEMPERATURE (F)   79        74      1989


SUNRISE AND SUNSET
JULY 17 2025..........SUNRISE   5:53 AM AST   SUNSET   6:59 PM AST
JULY 18 2025..........SUNRISE   5:53 AM AST   SUNSET   6:59 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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