555  
CDGM40 PGUM 241601  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
201 AM CHST TUE JUL 25 2023  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 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 1:00 PM 92 1966 87 0 87  
1984  
1991  
MINIMUM 77 8:47 PM 70 1949 77 0 75  
AVERAGE 82 82 0 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.47 1.80 1949 0.47 0.00 0.13  
MONTH TO DATE 4.88 8.95 -4.07 7.45  
SINCE JUN 1 13.88 15.46 -1.58 12.33  
SINCE JAN 1 75.20 35.67 39.53 28.82  
 
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 16  
MONTH TO DATE 419 418 1 395  
SINCE JUN 1 933 961 -28 922  
SINCE JAN 1 3354 3436 -82 3404    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 8.8  
 
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 94 11:00 PM  
LOWEST 72 1:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 93 1984  
MINIMUM TEMPERATURE (F) 76 72 1968  
 
SUNRISE AND SUNSET  
JULY 25 2023..........SUNRISE 6:04 AM CHST SUNSET 6:51 PM CHST  
JULY 26 2023..........SUNRISE 6:04 AM CHST SUNSET 6:50 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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