Climatological Report (Daily)
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CDCA42 TJSJ 150426
CLIISX


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


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

...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1951 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         86    228 PM  88    2007  85      1       86
  MINIMUM         73    701 AM  64    1983  74     -1       73
  AVERAGE         80                        79      1       80

PRECIPITATION (IN)
  YESTERDAY        0.00          1.05 1993   0.09  -0.09     0.00
  MONTH TO DATE    3.11                      1.50   1.61     2.52
  SINCE DEC 1      3.11                      1.50   1.61     2.52
  SINCE JAN 1     40.80                     37.20   3.60    33.45

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                        14      1       15
  MONTH TO DATE  210                       201      9      217
  SINCE DEC 1    210                       201      9      217
  SINCE JAN 1   4455                      5598  -1143     5771
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     8.0


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93
 LOWEST     57
 AVERAGE    75

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


THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        88      1998
 MINIMUM TEMPERATURE (F)   73        63      1982


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   642 AM AST   SUNSET   547 PM AST
DECEMBER 16 2017......SUNRISE   643 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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