904  
CDGM40 PGUM 240632  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
432 PM CHST MON MAR 24 2025  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MARCH 24 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 86 2:05 PM 91 1969 87 -1 84  
MINIMUM 78 12:37 AM 70 1991 76 2 75  
AVERAGE 82 82 0 80  
 
PRECIPITATION (IN)  
TODAY 0.00 0.95 2012 0.09 -0.09 0.13  
MONTH TO DATE 2.93 2.19 0.74 1.20  
SINCE MAR 1 2.93 2.19 0.74 1.20  
SINCE JAN 1 11.19 11.68 -0.49 5.46  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 17 17 0 15  
MONTH TO DATE 393 385 8 370  
SINCE MAR 1 393 385 8 370  
SINCE JAN 1 1353 1304 49 1279    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1:00 AM  
LOWEST 61 1:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 90 2016  
2019  
2020  
MINIMUM TEMPERATURE (F) 76 70 1963  
 
SUNRISE AND SUNSET  
MARCH 24 2025.........SUNRISE 6:22 AM CHST SUNSET 6:32 PM CHST  
MARCH 25 2025.........SUNRISE 6:22 AM CHST SUNSET 6:32 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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