274  
CDGM40 PGUM 040634  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
434 PM CHST WED JUN 04 2025  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 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 84 10:25 AM 94 1987 89 -5 87  
MINIMUM 74 2:33 PM 71 1962 78 -4 77  
AVERAGE 79 84 -5 82  
 
PRECIPITATION (IN)  
TODAY 0.68 2.40 1962 0.17 0.51 0.05  
MONTH TO DATE 0.89 0.69 0.20 0.37  
SINCE JUN 1 0.89 0.69 0.20 0.37  
SINCE JAN 1 16.62 20.90 -4.28 17.24  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 14 18 -4 17  
MONTH TO DATE 69 72 -3 66  
SINCE JUN 1 69 72 -3 66  
SINCE JAN 1 2633 2584 49 2547    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (0)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 PM  
LOWEST 82 9:00 AM  
AVERAGE 90  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1984  
1990  
MINIMUM TEMPERATURE (F) 78 72 1965  
 
SUNRISE AND SUNSET  
JUNE 4 2025..........SUNRISE 5:53 AM CHST SUNSET 6:46 PM CHST  
JUNE 5 2025..........SUNRISE 5:53 AM CHST SUNSET 6:46 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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