677  
CDGM40 PGUM 290645  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN, GUAM  
445 PM CHST THU OCT 29 2020  
 
   
...............................
 
 
 
...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR OCTOBER 29 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 88 208 PM 92 1965 87 1 88  
MINIMUM 79 345 AM 72 1967 77 2 80  
AVERAGE 84 82 2 84  
 
PRECIPITATION (IN)  
TODAY 0.03 2.14 1988 0.34 -0.31 0.33  
MONTH TO DATE 15.89 11.14 4.75 10.34  
SINCE SEP 1 26.85 25.31 1.54 31.37  
SINCE JAN 1 69.93 81.83 -11.90 74.48  
 
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 19 17 2 19  
MONTH TO DATE 494 493 1 493  
SINCE SEP 1 1032 986 46 996  
SINCE JAN 1 5403 4973 430 5325    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 10.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 200 AM  
LOWEST 68 1200 PM  
AVERAGE 80  
   
......................................................
 
 
 
THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1984  
1966  
1963  
MINIMUM TEMPERATURE (F) 77 72 1967  
 
 
SUNRISE AND SUNSET  
OCTOBER 29 2020.......SUNRISE 614 AM CHST SUNSET 555 PM CHST  
OCTOBER 30 2020.......SUNRISE 614 AM CHST SUNSET 554 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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