899  
CDGM40 PGUM 041050  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
850 PM CHST FRI AUG 04 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 4 2023...  
VALID TODAY AS OF 0800 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 90 MM 92 1991 87 3 88  
1994  
2013  
MINIMUM 79 MM 72 1995 76 3 77  
AVERAGE 85 82 3 83  
 
PRECIPITATION (IN)  
TODAY 0.00 4.89 1971 0.54 -0.54 0.04  
MONTH TO DATE 0.31 2.12 -1.81 0.50  
SINCE JUN 1 18.00 20.88 -2.88 19.09  
SINCE JAN 1 79.32 41.09 38.23 35.58  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH MM  
 
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 20 17 3 18  
MONTH TO DATE 73 68 5 69  
SINCE JUN 1 1117 1146 -29 1098  
SINCE JAN 1 3538 3621 -83 3580    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (0)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 68 2:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1981  
MINIMUM TEMPERATURE (F) 76 71 1950  
 
SUNRISE AND SUNSET  
AUGUST 4 2023........SUNRISE 6:06 AM CHST SUNSET 6:48 PM CHST  
AUGUST 5 2023........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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