617
CDGM40 PGUM 241618
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
218 AM CHST THU DEC 25 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 24 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 83 3:09 PM 90 2018 87 -4 86
MINIMUM 74 4:20 AM 65 1957 77 -3 76
AVERAGE 79 82 -3 81
PRECIPITATION (IN)
YESTERDAY 1.13 2.72 1976 0.16 0.97 0.02
MONTH TO DATE 8.05 4.15 3.90 4.34
SINCE DEC 1 8.05 4.15 3.90 4.34
SINCE JAN 1 97.60 96.97 0.63 99.99
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 14 16 -2 16
MONTH TO DATE 392 406 -14 399
SINCE DEC 1 392 406 -14 399
SINCE JAN 1 6043 6090 -47 6035
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 11.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 72 3:00 PM
AVERAGE 84
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 88 2014
2017
2019
MINIMUM TEMPERATURE (F) 76 65 1958
1967
SUNRISE AND SUNSET
DECEMBER 25 2025......SUNRISE 6:41 AM CHST SUNSET 6:01 PM CHST
DECEMBER 26 2025......SUNRISE 6:41 AM CHST SUNSET 6:01 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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