390  
CDGM40 PGUM 071606  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
206 AM CHST WED JAN 08 2025  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 7 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 81 9:57 AM 90 1989 86 -5 85  
MINIMUM 74 10:54 AM 69 1966 76 -2 78  
AVERAGE 78 81 -3 82  
 
PRECIPITATION (IN)  
YESTERDAY 3.32R 1.00 2001 0.19 3.13 T  
MONTH TO DATE 4.47 1.27 3.20 0.44  
SINCE DEC 1 9.17 6.57 2.60 5.93  
SINCE JAN 1 4.47 1.27 3.20 0.44  
 
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 13 16 -3 17  
MONTH TO DATE 110 112 -2 117  
SINCE DEC 1 625 633 -8 633  
SINCE JAN 1 110 112 -2 117    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION E (110)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 11:00 AM  
LOWEST 85 9:00 PM  
AVERAGE 93  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 1989  
MINIMUM TEMPERATURE (F) 76 70 1994  
 
SUNRISE AND SUNSET  
JANUARY 8 2025.......SUNRISE 6:46 AM CHST SUNSET 6:09 PM CHST  
JANUARY 9 2025.......SUNRISE 6:46 AM CHST SUNSET 6:09 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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