637  
CDGM40 PGUM 251602  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
202 AM CHST SAT AUG 26 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 25 2023...  
 
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)  
YESTERDAY  
MAXIMUM 87 10:05 AM 92 1969 87 0 88  
1983  
MINIMUM 79 6:43 AM 72 1954 76 3 73  
1986  
AVERAGE 83 82 1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 3.69 1961 0.58 -0.55 0.00  
MONTH TO DATE 13.37 14.24 -0.87 6.89  
SINCE JUN 1 31.06 33.00 -1.94 25.48  
SINCE JAN 1 92.38 53.21 39.17 41.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH MM  
 
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 18 17 1 16  
MONTH TO DATE 422 425 -3 409  
SINCE JUN 1 1466 1519 -53 1438  
SINCE JAN 1 3887 4031 -144 3920    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 4:00 AM  
LOWEST 70 4:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1987  
MINIMUM TEMPERATURE (F) 76 71 1986  
 
SUNRISE AND SUNSET  
AUGUST 26 2023........SUNRISE 6:09 AM CHST SUNSET 6:36 PM CHST  
AUGUST 27 2023........SUNRISE 6:09 AM CHST SUNSET 6:36 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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