Climatological Report (Daily)
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000
CDCA42 TJSJ 170440
CLIISX


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
1239 AM AST THU AUG 17 2017


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

...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR AUGUST 16 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         90    136 PM  92    2002  89      1       91
  MINIMUM         79    925 PM  67    1978  79      0       78
  AVERAGE         85                        84      1       85

PRECIPITATION (IN)
  YESTERDAY        0.36          1.34 1978   0.10   0.26      T
  MONTH TO DATE    2.78                      1.51   1.27     2.13
  SINCE JUN 1      6.37                      6.86  -0.49     6.53
  SINCE JAN 1     24.25                     18.49   5.76    17.32

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 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 JUN 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       20                        19      1       20
  MONTH TO DATE  319                       304     15      316
  SINCE JUN 1   1358                      1421    -63     1496
  SINCE JAN 1   3500                      3574    -74     3832
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED    13.2


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94
 LOWEST     68
 AVERAGE    81

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


THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        93      1985
 MINIMUM TEMPERATURE (F)   79        63      1978


SUNRISE AND SUNSET
AUGUST 17 2017........SUNRISE   602 AM AST   SUNSET   644 PM AST
AUGUST 18 2017........SUNRISE   603 AM AST   SUNSET   643 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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