229  
CDGM40 PGUM 260628  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
428 PM CHST TUE JAN 26 2021  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 26 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1945 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 1:25 PM 89 1971 85 3 84  
1972  
1989  
MINIMUM 73 5:28 AM 72 1973 75 -2 75  
1983  
2005  
AVERAGE 81 80 1 80  
 
PRECIPITATION (IN)  
TODAY 0.01 3.25 1976 0.15 -0.14 0.27  
MONTH TO DATE 3.85 4.31 -0.46 2.18  
SINCE DEC 1 11.87 10.29 1.58 3.64  
SINCE JAN 1 3.85 4.31 -0.46 2.18  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 16 15 1 15  
MONTH TO DATE 426 393 33 408  
SINCE DEC 1 945 895 50 930  
SINCE JAN 1 426 393 33 408    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 2:00 AM  
LOWEST 59 3:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 89 1989  
2015  
2018  
MINIMUM TEMPERATURE (F) 75 70 1973  
 
SUNRISE AND SUNSET  
JANUARY 26 2021.......SUNRISE 6:48 AM CHST SUNSET 6:18 PM CHST  
JANUARY 27 2021.......SUNRISE 6:48 AM CHST SUNSET 6:19 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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