592  
CDGM40 PGUM 291605  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
205 AM CHST SUN MAR 30 2025  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MARCH 29 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 12:59 PM 93 1964 87 0 87  
MINIMUM 77 5:46 PM 70 2006 76 1 77  
AVERAGE 82 82 0 82  
 
PRECIPITATION (IN)  
YESTERDAY T 1.10 1976 0.08 -0.08 0.08  
MONTH TO DATE 2.95 2.60 0.35 1.54  
SINCE MAR 1 2.95 2.60 0.35 1.54  
SINCE JAN 1 11.21 12.09 -0.88 5.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 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 MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 17 0 17  
MONTH TO DATE 476 470 6 456  
SINCE MAR 1 476 470 6 456  
SINCE JAN 1 1436 1389 47 1365    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 8:00 AM  
LOWEST 59 1:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1964  
MINIMUM TEMPERATURE (F) 76 71 1950  
1987  
 
SUNRISE AND SUNSET  
MARCH 30 2025.........SUNRISE 6:18 AM CHST SUNSET 6:32 PM CHST  
MARCH 31 2025.........SUNRISE 6:18 AM CHST SUNSET 6:33 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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