850  
CDGM40 PGUM 260743  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN, GUAM  
445 PM CHST WED JUL 26 2017  
 
   
...............................
 
 
 
...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR JULY 26 2017...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1945 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 924 AM 94 1984 87 0 85  
MINIMUM 77 537 AM 72 1985 76 1 75  
AVERAGE 82 82 0 80  
 
PRECIPITATION (IN)  
TODAY 1.41 2.93 1975 0.43 0.62 2.49  
MONTH TO DATE 6.40 9.94 -3.94 6.63  
SINCE JUN 1 14.80 17.03 -2.63 14.36  
SINCE JAN 1 41.81 37.17 4.30 25.35  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0  
MONTH TO DATE 0  
SINCE JUN 1 0  
SINCE JUL 1 0  
 
COOLING  
TODAY 17 17 0 15  
MONTH TO DATE 483 442 41 496  
SINCE JUN 1 1061 971 90 1127  
SINCE JAN 1 3734 3399 335 3813    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 1.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 82 800 AM  
AVERAGE 90  
   
......................................................
 
 
 
THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 2013  
MINIMUM TEMPERATURE (F) 76 72 1989  
1969  
 
 
SUNRISE AND SUNSET  
JULY 26 2017..........SUNRISE 604 AM CHST SUNSET 650 PM CHST  
JULY 27 2017..........SUNRISE 604 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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