817  
CDGM40 PGUM 091603  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
203 AM CHST WED JAN 10 2024  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 9 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 86 1:09 PM 94 1989 86 0 84  
MINIMUM 77 6:53 AM 70 1988 76 1 75  
AVERAGE 82 81 1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 4.69 1954 0.17 -0.16 1.09  
MONTH TO DATE 0.60 1.62 -1.02 5.17  
SINCE DEC 1 6.09 6.92 -0.83 14.49  
SINCE JAN 1 0.60 1.62 -1.02 5.17  
 
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 15  
MONTH TO DATE 150 144 6 142  
SINCE DEC 1 666 665 1 655  
SINCE JAN 1 150 144 6 142    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 11:00 PM  
LOWEST 63 2:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 1989  
MINIMUM TEMPERATURE (F) 76 70 1963  
1973  
 
SUNRISE AND SUNSET  
JANUARY 10 2024.......SUNRISE 6:46 AM CHST SUNSET 6:10 PM CHST  
JANUARY 11 2024.......SUNRISE 6:47 AM CHST SUNSET 6:10 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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