404  
CDGM40 PGUM 191835  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN, GUAM  
425 AM CHST WED JUN 20 2018  
 
   
...............................
 
 
 
...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR JUNE 19 2018...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1945 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 1253 PM 93 1969 88 0 87  
MINIMUM 79 751 AM 73 1972 77 2 78  
1967  
AVERAGE 84 83 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.50 1.39 2017 0.22 0.28 1.39  
MONTH TO DATE 3.48 3.95 -0.47 3.80  
SINCE JUN 1 3.48 3.95 -0.47 3.80  
SINCE JAN 1 24.68 24.09 0.59 30.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 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 JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 18 1 18  
MONTH TO DATE 356 342 14 381  
SINCE JUN 1 356 342 14 381  
SINCE JAN 1 3117 2770 347 3054    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 80 1200 PM  
AVERAGE 90  
   
......................................................
 
 
 
THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 93 1987  
MINIMUM TEMPERATURE (F) 77 74 2008  
1994  
1990  
 
 
SUNRISE AND SUNSET  
JUNE 20 2018..........SUNRISE 555 AM CHST SUNSET 650 PM CHST  
JUNE 21 2018..........SUNRISE 555 AM CHST SUNSET 650 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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