168  
CDGM40 PGUM 231603  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
203 AM CHST THU AUG 24 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 23 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 12:19 PM 92 2019 87 0 86  
MINIMUM 78 2:05 PM 73 1995 77 1 73  
2005  
2022  
AVERAGE 83 82 1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.51 2.74 2001 0.55 -0.04 1.13  
MONTH TO DATE 12.80 13.10 -0.30 6.79  
SINCE JUN 1 30.49 31.86 -1.37 25.38  
SINCE JAN 1 91.81 52.07 39.74 41.87  
 
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 15  
MONTH TO DATE 387 391 -4 378  
SINCE JUN 1 1431 1485 -54 1407  
SINCE JAN 1 3852 3997 -145 3889    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 5:00 AM  
LOWEST 88 4:00 AM  
AVERAGE 88  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1984  
MINIMUM TEMPERATURE (F) 76 72 1992  
1993  
1997  
 
SUNRISE AND SUNSET  
AUGUST 24 2023........SUNRISE 6:09 AM CHST SUNSET 6:38 PM CHST  
AUGUST 25 2023........SUNRISE 6:09 AM CHST SUNSET 6:37 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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