Climatological Report (Daily)
Issued by NWS Tiyan, Guam

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822
CDGM40 PGUM 211706
CLIGUM

CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
306 AM CHST SAT NOV 22 2025

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

...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR NOVEMBER 21 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         87  11:48 AM  90    2014  88     -1       87
  MINIMUM         79   4:54 AM  63    1961  77      2       78
  AVERAGE         83                        82      1       83

PRECIPITATION (IN)
  YESTERDAY        0.02          1.67 1965   0.27  -0.25     0.05
  MONTH TO DATE    5.18                      6.09  -0.91     4.44
  SINCE SEP 1     32.88                     33.99  -1.11    46.91
  SINCE JAN 1     88.16                     90.62  -2.46    94.13

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       18                        18      0       18
  MONTH TO DATE  365                       374     -9      354
  SINCE SEP 1   1362                      1406    -44     1376
  SINCE JAN 1   5491                      5534    -43     5474
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED    15.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85          12:00 AM
 LOWEST     68          12:00 PM
 AVERAGE    77

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


THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88        90      1995
                                             2008
                                             2014
 MINIMUM TEMPERATURE (F)   77        63      1957
                                             1961


SUNRISE AND SUNSET
NOVEMBER 22 2025......SUNRISE   6:23 AM CHST  SUNSET   5:50 PM CHST
NOVEMBER 23 2025......SUNRISE   6:24 AM CHST  SUNSET   5:50 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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