759  
CDGM40 PGUM 231605  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
205 AM CHST TUE SEP 24 2024  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 23 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 83 3:03 PM 92 1962 87 -4 87  
1970  
MINIMUM 73 7:32 AM 70 1945 76 -3 76  
AVERAGE 78 82 -4 82  
 
PRECIPITATION (IN)  
YESTERDAY 1.80 3.97 2021 0.50 1.30 T  
MONTH TO DATE 24.14 11.79 12.35 10.30  
SINCE SEP 1 24.14 11.79 12.35 10.30  
SINCE JAN 1 71.36 68.42 2.94 108.52  
 
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 13 17 -4 17  
MONTH TO DATE 389 391 -2 395  
SINCE SEP 1 389 391 -2 395  
SINCE JAN 1 4487 4519 -32 4382    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 72 4:00 PM  
AVERAGE 86  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1977  
MINIMUM TEMPERATURE (F) 76 71 1945  
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2024.....SUNRISE 6:10 AM CHST SUNSET 6:15 PM CHST  
SEPTEMBER 25 2024.....SUNRISE 6:10 AM CHST SUNSET 6:15 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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