771  
CDGM40 PGUM 041621  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
221 AM CHST THU DEC 05 2024  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 4 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 1:43 PM 90 1989 87 0 87  
2015  
2018  
MINIMUM 77 4:00 AM 69 1948 77 0 78  
AVERAGE 82 82 0 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.29 2.08 1994 0.20 0.09 0.01  
MONTH TO DATE 1.16 0.83 0.33 1.28  
SINCE DEC 1 1.16 0.83 0.33 1.28  
SINCE JAN 1 96.81 93.65 3.16 135.54  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
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 18  
MONTH TO DATE 67 68 -1 68  
SINCE DEC 1 67 68 -1 68  
SINCE JAN 1 5703 5752 -49 5606    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 72 2:00 PM  
AVERAGE 85  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 90 1981  
1986  
MINIMUM TEMPERATURE (F) 77 70 1967  
 
SUNRISE AND SUNSET  
DECEMBER 5 2024......SUNRISE 6:30 AM CHST SUNSET 5:53 PM CHST  
DECEMBER 6 2024......SUNRISE 6:31 AM CHST SUNSET 5:53 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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