102  
CDGM40 PGUM 071620  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
220 AM CHST THU JAN 08 2026  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 7 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 84 1:38 PM 89 2011 86 -2 81  
MINIMUM 75 9:48 PM 65 1965 76 -1 74  
AVERAGE 80 81 -1 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.85 3.32 2025 0.19 0.66 3.32  
MONTH TO DATE 1.22 1.27 -0.05 4.47  
SINCE DEC 1 9.38 6.57 2.81 9.17  
SINCE JAN 1 1.22 1.27 -0.05 4.47  
 
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 15 16 -1 13  
MONTH TO DATE 107 112 -5 110  
SINCE DEC 1 613 633 -20 625  
SINCE JAN 1 107 112 -5 110    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 10:00 PM  
LOWEST 77 2:00 PM  
AVERAGE 87  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 88 2018  
2019  
MINIMUM TEMPERATURE (F) 76 63 1963  
 
SUNRISE AND SUNSET  
JANUARY 8 2026.......SUNRISE 6:46 AM CHST SUNSET 6:09 PM CHST  
JANUARY 9 2026.......SUNRISE 6:46 AM CHST SUNSET 6:09 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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