339  
CDGM40 PGUM 051601  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
201 AM CHST FRI JUN 06 2025  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 5 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 87 2:20 PM 93 1984 89 -2 83  
1990  
MINIMUM 76 10:29 PM 72 1965 78 -2 76  
AVERAGE 82 84 -2 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.23 1.22 2000 0.19 0.04 0.79  
MONTH TO DATE 1.13 0.88 0.25 1.16  
SINCE JUN 1 1.13 0.88 0.25 1.16  
SINCE JAN 1 16.86 21.09 -4.23 18.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 18 -1 15  
MONTH TO DATE 86 90 -4 81  
SINCE JUN 1 86 90 -4 81  
SINCE JAN 1 2650 2602 48 2562    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 66 1:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1984  
1990  
MINIMUM TEMPERATURE (F) 78 73 1965  
1972  
 
SUNRISE AND SUNSET  
JUNE 6 2025..........SUNRISE 5:53 AM CHST SUNSET 6:46 PM CHST  
JUNE 7 2025..........SUNRISE 5:53 AM CHST SUNSET 6:47 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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