Climatological Report (Daily)
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000
CDCA42 TJSJ 210447
CLIISX


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
1247 AM AST FRI JUL 21 2017


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

...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 20 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         91    305 PM  94    1972  89      2       91
  MINIMUM         78    900 PM  70    1982  79     -1       80
  AVERAGE         85                        84      1       86

PRECIPITATION (IN)
  YESTERDAY        0.07          0.98 2010   0.11  -0.04     0.01
  MONTH TO DATE    0.43                      1.85  -1.42     2.14
  SINCE JUN 1      2.94                      4.16  -1.22     3.00
  SINCE JAN 1     20.82                     15.79   5.03    13.79

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       21
  MONTH TO DATE  393                       380     13      388
  SINCE JUN 1    816                       920   -104      961
  SINCE JAN 1   2958                      3073   -115     3297
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED    13.6


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91
 LOWEST     56
 AVERAGE    74

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


THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        92      2014
 MINIMUM TEMPERATURE (F)   79        69      1982


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   555 AM AST   SUNSET   656 PM AST
JULY 22 2017..........SUNRISE   555 AM AST   SUNSET   656 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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