Climatological Report (Daily)
Issued by NWS Tiyan, Guam

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000
CDGM40 PGUM 191845
CLIGUM


CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN, GUAM
445 AM CHST TUE OCT 20 2020


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

...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 19 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         87    120 PM  91    1992  87      0       87
                                      1991
                                      1988
  MINIMUM         76    700 AM  70    1994  77     -1       74
  AVERAGE         82                        82      0       81

PRECIPITATION (IN)
  YESTERDAY        0.29          4.73 1977   0.37  -0.08     0.13
  MONTH TO DATE   12.05                      7.57   4.48     8.74
  SINCE SEP 1     23.01                     21.74   1.27    29.77
  SINCE JAN 1     66.09                     78.26 -12.17    72.88

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

 COOLING
  YESTERDAY       17                        17      0       16
  MONTH TO DATE  333                       323     10      314
  SINCE SEP 1    871                       816     55      817
  SINCE JAN 1   5242                      4803    439     5146
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   N (20)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     8.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           700 AM
 LOWEST     70          1200 PM
 AVERAGE    82

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


THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        91      2014
                                             1988
                                             1970
 MINIMUM TEMPERATURE (F)   77        73      2002
                                             1965


SUNRISE AND SUNSET
OCTOBER 20 2020.......SUNRISE   612 AM CHST  SUNSET   559 PM CHST
OCTOBER 21 2020.......SUNRISE   612 AM CHST  SUNSET   558 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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