Climatological Report (Daily)
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000
CDCA42 TJSJ 150426
CLIIST


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
1226 AM AST FRI DEC 15 2017


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

...THE CYRIL E. KING AP/ST THOMAS  CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1953 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85   1228 PM  91    1994  86     -1       86
  MINIMUM         75    439 AM  67    1964  74      1       75
  AVERAGE         80                        80      0       81

PRECIPITATION (IN)
  YESTERDAY        0.00          2.19 1957   0.09  -0.09     0.05
  MONTH TO DATE    0.00                      1.43  -1.43     0.93
  SINCE DEC 1      0.00                      1.43  -1.43     0.93
  SINCE JAN 1     41.18                     37.81   3.37    40.17

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE DEC 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       15                        15      0       16
  MONTH TO DATE   31                       210   -179      202
  SINCE DEC 1     31                       210   -179      202
  SINCE JAN 1   4563                      5804  -1241     6154
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     7.2


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94
 LOWEST     65
 AVERAGE    80

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


THE CYRIL E. KING AP/ST THOMAS  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86        91      1994
 MINIMUM TEMPERATURE (F)   74        70      2010


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   644 AM AST   SUNSET   546 PM AST
DECEMBER 16 2017......SUNRISE   645 AM AST   SUNSET   547 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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