Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDCA42 TJSJ 170430
CLIIST


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
1230 AM AST SUN DEC 17 2017


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

...THE CYRIL E. KING AP/ST THOMAS  CLIMATE SUMMARY FOR DECEMBER 16 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         87    135 PM  92    1994  86      1       86
  MINIMUM         78   1157 PM  69    1954  74      4       76
  AVERAGE         83                        80      3       81

PRECIPITATION (IN)
  YESTERDAY        0.11          1.04 2004   0.10   0.01     0.02
  MONTH TO DATE    0.11                      1.62  -1.51     0.95
  SINCE DEC 1      0.11                      1.62  -1.51     0.95
  SINCE JAN 1     41.29                     38.00   3.29    40.19

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       18                        15      3       16
  MONTH TO DATE   65                       240   -175      233
  SINCE DEC 1     65                       240   -175      233
  SINCE JAN 1   4597                      5834  -1237     6185
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED    13.2


SKY COVER
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91
 LOWEST     70
 AVERAGE    81

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


THE CYRIL E. KING AP/ST THOMAS  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86        91      1994
 MINIMUM TEMPERATURE (F)   73        65      1972


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   645 AM AST   SUNSET   547 PM AST
DECEMBER 18 2017......SUNRISE   646 AM AST   SUNSET   548 PM AST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.