503  
CDGM40 PGUM 221602  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
202 AM CHST FRI JAN 23 2026  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 22 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 80 10:00 AM 89 2008 86 -6 87  
MINIMUM 77 11:14 AM 60 1987 75 2 73  
AVERAGE 79 80 -1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 3.27 2014 0.17 0.04 0.00  
MONTH TO DATE 3.90 3.90 0.00 4.87  
SINCE DEC 1 12.06 9.20 2.86 9.57  
SINCE JAN 1 3.90 3.90 0.00 4.87  
 
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 14 16 -2 15  
MONTH TO DATE 343 352 -9 357  
SINCE DEC 1 849 873 -24 872  
SINCE JAN 1 343 352 -9 357    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 7:00 PM  
LOWEST 87 2:00 AM  
AVERAGE 92  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 88 2007  
2008  
2018  
MINIMUM TEMPERATURE (F) 75 58 1987  
 
SUNRISE AND SUNSET  
JANUARY 23 2026.......SUNRISE 6:48 AM CHST SUNSET 6:17 PM CHST  
JANUARY 24 2026.......SUNRISE 6:48 AM CHST SUNSET 6:17 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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