698  
CDGM40 PGUM 101607  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
207 AM CHST WED SEP 11 2024  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 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 87 2:11 PM 92 1984 87 0 88  
1987  
MINIMUM 75 12:48 AM 71 1966 76 -1 77  
AVERAGE 81 82 -1 83  
 
PRECIPITATION (IN)  
YESTERDAY 1.25 9.40 2018 0.53 0.72 0.24  
MONTH TO DATE 3.35 5.34 -1.99 5.60  
SINCE SEP 1 3.35 5.34 -1.99 5.60  
SINCE JAN 1 50.57 61.97 -11.40 103.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 17 -1 18  
MONTH TO DATE 175 170 5 174  
SINCE SEP 1 175 170 5 174  
SINCE JAN 1 4273 4298 -25 4161    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 10:00 PM  
LOWEST 77 3:00 PM  
AVERAGE 87  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 93 2016  
MINIMUM TEMPERATURE (F) 76 72 1950  
1955  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2024.....SUNRISE 6:10 AM CHST SUNSET 6:25 PM CHST  
SEPTEMBER 12 2024.....SUNRISE 6:10 AM CHST SUNSET 6:24 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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