Climatological Report (Daily)
Issued by NWS Tiyan, Guam

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CDGM40 PGUM 201845
CLIGUM


CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN, GUAM
445 AM CHST SUN DEC 21 2014


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

...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR DECEMBER 20 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         90R   140 PM  90    1988  85      5       85
  MINIMUM         80    443 AM  71    1963  77      3       78
  AVERAGE         85                        81      4       82

PRECIPITATION (IN)
  YESTERDAY        T             1.22 1990   0.17  -0.17      T
  MONTH TO DATE    1.41                      4.06  -2.65     2.18
  SINCE DEC 1      1.41                      4.06  -2.65     2.18
  SINCE JAN 1    116.01                     95.72  20.29   100.44

SNOWFALL (IN)
  YESTERDAY        0.0
  MONTH TO DATE    0.0
  SINCE DEC 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       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       20                        16      4       17
  MONTH TO DATE  374                       328     46      348
  SINCE DEC 1    374                       328     46      348
  SINCE JAN 1   6294                      5829    465     6434
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  18   RESULTANT WIND DIRECTION   E (70)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED    17.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85          1200 AM
 LOWEST     59          1200 PM
 AVERAGE    72

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


THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        90      1983
 MINIMUM TEMPERATURE (F)   77        71      1991
                                             1989


SUNRISE AND SUNSET
DECEMBER 21 2014......SUNRISE   639 AM CHST  SUNSET   559 PM CHST
DECEMBER 22 2014......SUNRISE   639 AM CHST  SUNSET   559 PM CHST


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




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