727  
CDGM40 PGUM 071638  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
238 AM CHST TUE APR 08 2025  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR APRIL 7 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 88 1:14 PM 91 1981 88 0 87  
1988  
MINIMUM 77 6:08 AM 71 1965 77 0 77  
AVERAGE 83 82 1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.29 1976 0.10 -0.10 0.03  
MONTH TO DATE 0.11 0.70 -0.59 0.81  
SINCE MAR 1 3.19 3.47 -0.28 2.43  
SINCE JAN 1 11.45 12.96 -1.51 6.69  
 
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 18 17 1 17  
MONTH TO DATE 119 119 0 117  
SINCE MAR 1 628 623 5 607  
SINCE JAN 1 1588 1542 46 1516    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 9:00 PM  
LOWEST 61 12:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 91 1988  
1991  
MINIMUM TEMPERATURE (F) 77 71 2002  
 
SUNRISE AND SUNSET  
APRIL 8 2025.........SUNRISE 6:12 AM CHST SUNSET 6:33 PM CHST  
APRIL 9 2025.........SUNRISE 6:12 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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