814  
CDGM40 PGUM 241614  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
214 AM CHST MON DEC 25 2023  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 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 85 3:35 PM 90 2018 87 -2 87  
MINIMUM 77 1:38 AM 71 1990 77 0 79  
AVERAGE 81 82 -1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.19 2.46 2009 0.16 0.03 T  
MONTH TO DATE 3.31 4.15 -0.84 5.56  
SINCE DEC 1 3.31 4.15 -0.84 5.56  
SINCE JAN 1 137.83 96.97 40.86 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 16 16 0 18  
MONTH TO DATE 404 406 -2 404  
SINCE DEC 1 404 406 -2 404  
SINCE JAN 1 5941 6090 -149 5909    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 18 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 17.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 8:00 AM  
LOWEST 70 7:00 PM  
AVERAGE 80  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1985  
MINIMUM TEMPERATURE (F) 76 71 1967  
 
SUNRISE AND SUNSET  
DECEMBER 25 2023......SUNRISE 6:40 AM CHST SUNSET 6:01 PM CHST  
DECEMBER 26 2023......SUNRISE 6:41 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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