528  
CDGM40 PGUM 211608  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
208 AM CHST THU AUG 22 2024  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 21 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 11:02 AM 91 1969 87 -3 86  
1971  
MINIMUM 77 2:33 AM 71 1960 77 0 77  
1991  
AVERAGE 81 82 -1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.54 5.02 1976 0.55 -0.01 1.49  
MONTH TO DATE 10.62 12.00 -1.38 12.29  
SINCE JUN 1 26.13 30.76 -4.63 29.98  
SINCE JAN 1 43.00 50.97 -7.97 91.04  
 
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 16 17 -1 17  
MONTH TO DATE 362 357 5 352  
SINCE JUN 1 1439 1451 -12 1396  
SINCE JAN 1 3920 3963 -43 3818    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 12:00 AM  
LOWEST 88 2:00 PM  
AVERAGE 91  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1966  
MINIMUM TEMPERATURE (F) 77 70 1986  
 
SUNRISE AND SUNSET  
AUGUST 22 2024........SUNRISE 6:09 AM CHST SUNSET 6:38 PM CHST  
AUGUST 23 2024........SUNRISE 6:09 AM CHST SUNSET 6:38 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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