040  
CDGM40 PGUM 211611  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
211 AM CHST WED APR 22 2026  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR APRIL 21 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 2:00 PM 91 2016 88 -1 89  
2021  
MINIMUM 74 5:40 AM 63 1968 77 -3 76  
AVERAGE 81 83 -2 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.64 1989 0.13 -0.13 0.00  
MONTH TO DATE 13.77 2.33 11.44 1.34  
SINCE MAR 1 28.67 5.10 23.57 4.42  
SINCE JAN 1 42.44 14.59 27.85 12.68  
 
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 16 18 -2 18  
MONTH TO DATE 345 365 -20 361  
SINCE MAR 1 788 869 -81 870  
SINCE JAN 1 1700 1788 -88 1830    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 3:00 AM  
LOWEST 57 2:00 PM  
AVERAGE 74  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 91 2013  
2020  
MINIMUM TEMPERATURE (F) 77 63 1965  
 
SUNRISE AND SUNSET  
APRIL 22 2026.........SUNRISE 6:04 AM CHST SUNSET 6:35 PM CHST  
APRIL 23 2026.........SUNRISE 6:04 AM CHST SUNSET 6:35 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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