970  
CDGM40 PGUM 250504  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
304 PM CHST FRI AUG 25 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 24 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 4:04 PM 92 1984 87 0 87  
MINIMUM 77 6:07 AM 72 1992 76 1 73  
1993  
1997  
AVERAGE 82 82 0 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.54 4.40 1967 0.56 -0.02 0.10  
MONTH TO DATE 13.34 13.66 -0.32 6.89  
SINCE JUN 1 31.03 32.42 -1.39 25.48  
SINCE JAN 1 92.35 52.63 39.72 41.97  
 
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 17 17 0 15  
MONTH TO DATE 404 408 -4 393  
SINCE JUN 1 1448 1502 -54 1422  
SINCE JAN 1 3869 4014 -145 3904    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 5:00 AM  
LOWEST 72 12:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1969  
1983  
MINIMUM TEMPERATURE (F) 76 72 1954  
1986  
 
SUNRISE AND SUNSET  
AUGUST 25 2023........SUNRISE 6:09 AM CHST SUNSET 6:37 PM CHST  
AUGUST 26 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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