175  
CDGM40 PGUM 292334  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
934 AM CHST THU APR 30 2026  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR APRIL 29 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 2:32 PM 91 2016 89 -2 87  
MINIMUM 77 11:44 PM 66 1985 77 0 75  
AVERAGE 82 83 -1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 1.20 1997 0.13 -0.11 0.17  
MONTH TO DATE 13.97 3.37 10.60 2.17  
SINCE MAR 1 28.87 6.14 22.73 5.25  
SINCE JAN 1 42.64 15.63 27.01 13.51  
 
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 18 -1 16  
MONTH TO DATE 483 509 -26 501  
SINCE MAR 1 926 1013 -87 1010  
SINCE JAN 1 1838 1932 -94 1970    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 15.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 11:00 PM  
LOWEST 63 12:00 PM  
AVERAGE 76  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 2006  
MINIMUM TEMPERATURE (F) 77 65 1963  
1982  
1983  
 
SUNRISE AND SUNSET  
APRIL 30 2026.........SUNRISE 6:00 AM CHST SUNSET 6:36 PM CHST  
MAY 1 2026...........SUNRISE 6:00 AM CHST SUNSET 6:36 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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