Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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CDGM40 PGUM 021603
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
203 AM CHST WED DEC 03 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 2 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 12:49 PM 90 2010 87 0 88
2015
2018
MINIMUM 79 12:39 AM 65 1979 77 2 75
AVERAGE 83 82 1 82
PRECIPITATION (IN)
YESTERDAY T 3.23 2009 0.21 -0.21 0.39
MONTH TO DATE 0.67 0.42 0.25 0.42
SINCE DEC 1 0.67 0.42 0.25 0.42
SINCE JAN 1 90.22 93.24 -3.02 96.07
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 18 17 1 17
MONTH TO DATE 33 34 -1 34
SINCE DEC 1 33 34 -1 34
SINCE JAN 1 5684 5718 -34 5670
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 12.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 12:00 AM
LOWEST 61 12:00 PM
AVERAGE 73
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 2012
MINIMUM TEMPERATURE (F) 77 66 1967
1991
SUNRISE AND SUNSET
DECEMBER 3 2025......SUNRISE 6:29 AM CHST SUNSET 5:52 PM CHST
DECEMBER 4 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.
$$