582  
CDGM40 PGUM 231606  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
206 AM CHST SUN DEC 24 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 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 86 11:45 AM 90 1988 87 -1 85  
2014  
MINIMUM 77 8:43 AM 71 1963 77 0 75  
1986  
2020  
AVERAGE 82 82 0 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 1.44 1996 0.15 0.05 0.51  
MONTH TO DATE 3.12 3.99 -0.87 5.56  
SINCE DEC 1 3.12 3.99 -0.87 5.56  
SINCE JAN 1 137.64 96.81 40.83 86.31  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 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 DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 16 1 15  
MONTH TO DATE 388 390 -2 386  
SINCE DEC 1 388 390 -2 386  
SINCE JAN 1 5925 6074 -149 5891    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 17 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 17.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 3:00 AM  
LOWEST 61 12:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 90 2018  
MINIMUM TEMPERATURE (F) 77 71 1990  
 
SUNRISE AND SUNSET  
DECEMBER 24 2023......SUNRISE 6:40 AM CHST SUNSET 6:00 PM CHST  
DECEMBER 25 2023......SUNRISE 6:40 AM CHST SUNSET 6:01 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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