650  
CDGM40 PGUM 291837  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN, GUAM  
427 AM CHST FRI OCT 30 2020  
 
   
...............................
 
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 29 2020...  
 
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)  
YESTERDAY  
MAXIMUM 88 208 PM 92 1965 87 1 88  
MINIMUM 75 1159 PM 72 1967 77 -2 80  
AVERAGE 82 82 0 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.41 2.14 1988 0.34 0.07 0.33  
MONTH TO DATE 16.27 11.14 5.13 10.34  
SINCE SEP 1 27.23 25.31 1.92 31.37  
SINCE JAN 1 70.31 81.83 -11.52 74.48  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 17 0 19  
MONTH TO DATE 492 493 -1 493  
SINCE SEP 1 1030 986 44 996  
SINCE JAN 1 5401 4973 428 5325    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 200 AM  
LOWEST 65 400 PM  
AVERAGE 78  
   
......................................................
 
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1984  
1966  
1963  
MINIMUM TEMPERATURE (F) 77 72 1967  
 
 
SUNRISE AND SUNSET  
OCTOBER 30 2020.......SUNRISE 614 AM CHST SUNSET 554 PM CHST  
OCTOBER 31 2020.......SUNRISE 615 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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