478  
CDGM40 PGUM 070630  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
430 PM CHST WED MAY 07 2025  
   
...............................  
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 7 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 88 2:16 PM 92 1984 89 -1 87  
1988  
MINIMUM 78 4:07 AM 72 1952 78 0 76  
AVERAGE 83 83 0 82  
 
PRECIPITATION (IN)  
TODAY 0.05 2.19 2004 0.13 -0.08 0.00  
MONTH TO DATE 0.23 0.90 -0.67 0.32  
SINCE MAR 1 5.72 7.17 -1.45 9.11  
SINCE JAN 1 13.98 16.66 -2.68 13.37  
 
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 18 18 0 17  
MONTH TO DATE 128 126 2 121  
SINCE MAR 1 1156 1155 1 1139  
SINCE JAN 1 2116 2074 42 2048    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 8:00 AM  
LOWEST 59 2:00 PM  
AVERAGE 71  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1984  
MINIMUM TEMPERATURE (F) 78 73 1963  
1964  
1968  
 
SUNRISE AND SUNSET  
MAY 7 2025...........SUNRISE 5:57 AM CHST SUNSET 6:38 PM CHST  
MAY 8 2025...........SUNRISE 5:57 AM CHST SUNSET 6:38 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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