902  
CDGM40 PGUM 241630  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
230 AM CHST SUN JAN 25 2026  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 24 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 85 12:46 PM 89 2008 86 -1 86  
2017  
MINIMUM 77 5:48 AM 61 1992 75 2 77  
AVERAGE 81 80 1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 3.47 1970 0.17 -0.12 0.00  
MONTH TO DATE 4.11 4.24 -0.13 4.88  
SINCE DEC 1 12.27 9.54 2.73 9.58  
SINCE JAN 1 4.11 4.24 -0.13 4.88  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 15 1 17  
MONTH TO DATE 376 382 -6 391  
SINCE DEC 1 882 903 -21 906  
SINCE JAN 1 376 382 -6 391    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 10:00 PM  
LOWEST 77 11:00 AM  
AVERAGE 86  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 88 2015  
2016  
2018  
MINIMUM TEMPERATURE (F) 75 60 1973  
1987  
 
SUNRISE AND SUNSET  
JANUARY 25 2026.......SUNRISE 6:48 AM CHST SUNSET 6:18 PM CHST  
JANUARY 26 2026.......SUNRISE 6:48 AM CHST SUNSET 6:18 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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