605  
CDGM40 PGUM 261626  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
226 AM CHST SUN AUG 27 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 26 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 11:53 AM 92 1987 87 0 82  
MINIMUM 76 10:14 PM 71 1986 76 0 73  
AVERAGE 82 82 0 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.51 2.94 2019 0.56 -0.05 0.33  
MONTH TO DATE 13.88 14.80 -0.92 7.22  
SINCE JUN 1 31.57 33.56 -1.99 25.81  
SINCE JAN 1 92.89 53.77 39.12 42.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0.0  
 
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 18 17 1 13  
MONTH TO DATE 440 442 -2 422  
SINCE JUN 1 1484 1536 -52 1451  
SINCE JAN 1 3905 4048 -143 3933    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 70 10:00 AM  
AVERAGE 84  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1966  
1971  
MINIMUM TEMPERATURE (F) 76 72 1951  
1984  
2004  
 
SUNRISE AND SUNSET  
AUGUST 27 2023........SUNRISE 6:09 AM CHST SUNSET 6:36 PM CHST  
AUGUST 28 2023........SUNRISE 6:09 AM CHST SUNSET 6:35 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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