258
CDGM40 PGUM 040629
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
429 PM CHST THU DEC 04 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 4 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 87 12:38 PM 90 2015 87 0 87
2018
MINIMUM 77 12:22 AM 64 1991 77 0 77
AVERAGE 82 82 0 82
PRECIPITATION (IN)
TODAY 0.03 3.15 1994 0.20 -0.17 0.29
MONTH TO DATE 0.70 0.83 -0.13 1.16
SINCE DEC 1 0.70 0.83 -0.13 1.16
SINCE JAN 1 90.25 93.65 -3.40 96.81
DEGREE DAYS
HEATING
TODAY 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
TODAY 17 17 0 17
MONTH TO DATE 67 68 -1 67
SINCE DEC 1 67 68 -1 67
SINCE JAN 1 5718 5752 -34 5703
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 12.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 1:00 AM
LOWEST 67 12:00 PM
AVERAGE 78
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 89 2012
2015
2018
MINIMUM TEMPERATURE (F) 77 63 1967
SUNRISE AND SUNSET
DECEMBER 4 2025......SUNRISE 6:30 AM CHST SUNSET 5:52 PM CHST
DECEMBER 5 2025......SUNRISE 6:30 AM CHST SUNSET 5:52 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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