641  
CDGM40 PGUM 240645  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN, GUAM  
445 PM CHST SAT OCT 24 2020  
 
   
...............................
 
 
 
...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR OCTOBER 24 2020...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1945 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 89 116 PM 91 1990 87 2 90  
1981  
1969  
MINIMUM 76 455 AM 71 1991 77 -1 78  
AVERAGE 83 82 1 84  
 
PRECIPITATION (IN)  
TODAY 0.00 2.81 1989 0.36 -0.36 0.17  
MONTH TO DATE 14.07 9.39 4.68 9.10  
SINCE SEP 1 25.03 23.56 1.47 30.13  
SINCE JAN 1 68.11 80.08 -11.97 73.24  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0  
MONTH TO DATE 0  
SINCE SEP 1 0  
SINCE JUL 1 0  
 
COOLING  
TODAY 18 17 1 19  
MONTH TO DATE 416 408 8 403  
SINCE SEP 1 954 901 53 906  
SINCE JAN 1 5325 4888 437 5235    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 300 AM  
LOWEST 63 100 PM  
AVERAGE 79  
   
......................................................
 
 
 
THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1990  
1986  
1979  
MINIMUM TEMPERATURE (F) 77 72 1988  
1966  
1964  
 
 
SUNRISE AND SUNSET  
OCTOBER 24 2020.......SUNRISE 613 AM CHST SUNSET 557 PM CHST  
OCTOBER 25 2020.......SUNRISE 613 AM CHST SUNSET 556 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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