135  
CDGM40 PGUM 030629  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
429 PM CHST SUN JAN 03 2021  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 3 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 87 2:29 PM 90 1989 85 2 86  
MINIMUM 79 7:49 AM 70 1983 76 3 75  
AVERAGE 83 80 3 81  
 
PRECIPITATION (IN)  
TODAY T 1.01 1955 0.19 -0.19 0.11  
1972  
MONTH TO DATE 0.06 0.57 -0.51 0.14  
SINCE DEC 1 8.08 6.55 1.53 1.60  
SINCE JAN 1 0.06 0.57 -0.51 0.14  
 
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 18 16 2 16  
MONTH TO DATE 52 48 4 48  
SINCE DEC 1 571 550 21 570  
SINCE JAN 1 52 48 4 48    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 17 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 17.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 3:00 AM  
LOWEST 51 11:00 AM  
AVERAGE 67  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 91 1989  
MINIMUM TEMPERATURE (F) 76 70 1992  
 
SUNRISE AND SUNSET  
JANUARY 3 2021.......SUNRISE 6:45 AM CHST SUNSET 6:06 PM CHST  
JANUARY 4 2021.......SUNRISE 6:45 AM CHST SUNSET 6:07 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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