Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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CDGM40 PGUM 031602
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
202 AM CHST THU DEC 04 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 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 85 1:00 PM 91 2012 87 -2 86
MINIMUM 79 11:59 PM 66 1967 77 2 76
1991
AVERAGE 82 82 0 81
PRECIPITATION (IN)
YESTERDAY T 2.27 1975 0.21 -0.21 0.45
MONTH TO DATE 0.67 0.63 0.04 0.87
SINCE DEC 1 0.67 0.63 0.04 0.87
SINCE JAN 1 90.22 93.45 -3.23 96.52
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 17 17 0 16
MONTH TO DATE 50 51 -1 50
SINCE DEC 1 50 51 -1 50
SINCE JAN 1 5701 5735 -34 5686
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 13.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 2:00 AM
LOWEST 61 1:00 PM
AVERAGE 70
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 90 2015
2018
MINIMUM TEMPERATURE (F) 77 64 1991
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.
$$