841  
CDGM40 PGUM 021604  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
204 AM CHST FRI JAN 03 2025  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 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 86 12:16 PM 90 1971 86 0 86  
1989  
2019  
MINIMUM 77 12:00 AM 72 1983 76 1 77  
2009  
AVERAGE 82 81 1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.77 1946 0.18 -0.15 0.23  
MONTH TO DATE 0.09 0.36 -0.27 0.30  
SINCE DEC 1 4.79 5.66 -0.87 5.79  
SINCE JAN 1 0.09 0.36 -0.27 0.30  
 
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 16 1 17  
MONTH TO DATE 34 32 2 32  
SINCE DEC 1 549 553 -4 548  
SINCE JAN 1 34 32 2 32    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 2:00 AM  
LOWEST 63 12:00 PM  
AVERAGE 76  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1989  
MINIMUM TEMPERATURE (F) 76 70 1983  
 
SUNRISE AND SUNSET  
JANUARY 3 2025.......SUNRISE 6:45 AM CHST SUNSET 6:06 PM CHST  
JANUARY 4 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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