Climatological Report (Daily)
Issued by NWS Tiyan, Guam

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CDGM40 PGUM 230644
CLIGUM


CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN, GUAM
434 PM CHST SAT SEP 23 2017


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

...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR SEPTEMBER 23 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         90   1248 PM  92    1970  87      3       88
                                      1962
  MINIMUM         79    247 AM  70    1945  76      3       77
  AVERAGE         85                        82      3       83

PRECIPITATION (IN)
  TODAY            0.01          1.85 2016   0.44  -0.43     1.85
  MONTH TO DATE   12.53                     11.28   1.25     9.33
  SINCE SEP 1     12.53                     11.28   1.25     9.33
  SINCE JAN 1     67.59                     67.80  -0.21    55.67

SNOWFALL (IN)
  TODAY            0.0
  MONTH TO DATE    0.0
  SINCE SEP 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0
  MONTH TO DATE    0
  SINCE SEP 1      0
  SINCE JUL 1      0

 COOLING
  TODAY           20                        16      4       18
  MONTH TO DATE  409                       368     41      446
  SINCE SEP 1    409                       368     41      446
  SINCE JAN 1   4791                      4355    436     4910
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94          1200 AM
 LOWEST     70          1200 PM
 AVERAGE    82

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


THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        91      1977
 MINIMUM TEMPERATURE (F)   76        71      1945


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   610 AM CHST  SUNSET   616 PM CHST
SEPTEMBER 24 2017.....SUNRISE   610 AM CHST  SUNSET   616 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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