697
CDGM40 PGUM 111658
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
258 AM CHST FRI DEC 12 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 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 86 12:59 PM 91 2018 87 -1 85
MINIMUM 73 6:01 AM 63 1962 77 -4 76
AVERAGE 80 82 -2 81
PRECIPITATION (IN)
YESTERDAY T 1.08 1964 0.18 -0.18 0.09
MONTH TO DATE 1.42 2.13 -0.71 1.84
SINCE DEC 1 1.42 2.13 -0.71 1.84
SINCE JAN 1 90.97 94.95 -3.98 97.49
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 15 17 -2 16
MONTH TO DATE 183 187 -4 186
SINCE DEC 1 183 187 -4 186
SINCE JAN 1 5834 5871 -37 5822
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WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NE (60)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 9.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 6:00 AM
LOWEST 61 1:00 PM
AVERAGE 75
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 89 2014
2018
MINIMUM TEMPERATURE (F) 77 61 1962
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 6:34 AM CHST SUNSET 5:55 PM CHST
DECEMBER 13 2025......SUNRISE 6:35 AM CHST SUNSET 5:55 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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