178  
CDGM40 PGUM 040642  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
442 PM CHST SAT JAN 04 2025  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 4 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 11:32 AM 91 1989 86 -1 86  
MINIMUM 77 6:47 AM 70 1992 76 1 77  
AVERAGE 81 81 0 82  
 
PRECIPITATION (IN)  
TODAY 0.08 3.34 2009 0.18 -0.10 0.01  
MONTH TO DATE 0.47 0.72 -0.25 0.31  
SINCE DEC 1 5.17 6.02 -0.85 5.80  
SINCE JAN 1 0.47 0.72 -0.25 0.31  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 16 16 0 17  
MONTH TO DATE 66 64 2 67  
SINCE DEC 1 581 585 -4 583  
SINCE JAN 1 66 64 2 67    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 67 2:00 PM  
AVERAGE 80  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 1989  
MINIMUM TEMPERATURE (F) 76 70 1963  
1992  
 
SUNRISE AND SUNSET  
JANUARY 4 2025.......SUNRISE 6:45 AM CHST SUNSET 6:07 PM CHST  
JANUARY 5 2025.......SUNRISE 6:45 AM CHST SUNSET 6:07 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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