548  
CDGM40 PGUM 030629  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
429 PM CHST TUE AUG 03 2021  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 3 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91R 2:02 PM 91 1986 87 4 89  
1990  
1991  
MINIMUM 77 6:17 AM 71 1989 76 1 78  
AVERAGE 84 82 2 84  
 
PRECIPITATION (IN)  
TODAY 1.05 4.43 1972 0.53 0.52 0.29  
MONTH TO DATE 3.91 1.58 2.33 0.51  
SINCE JUN 1 17.75 20.34 -2.59 12.17  
SINCE JAN 1 35.73 40.55 -4.82 30.91  
 
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 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  
TODAY 19 17 2 19  
MONTH TO DATE 52 51 1 60  
SINCE JUN 1 1199 1129 70 1246  
SINCE JAN 1 3772 3604 168 3866    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 1:00 AM  
LOWEST 68 1:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1991  
1994  
2013  
MINIMUM TEMPERATURE (F) 76 72 1995  
 
SUNRISE AND SUNSET  
AUGUST 3 2021........SUNRISE 6:06 AM CHST SUNSET 6:48 PM CHST  
AUGUST 4 2021........SUNRISE 6:06 AM CHST SUNSET 6:47 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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