163  
CDGM40 PGUM 300649  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
449 PM CHST SAT DEC 30 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 30 2023...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 86 11:21 AM 90 1988 86 0 85  
MINIMUM 79 6:28 AM 71 1962 76 3 76  
1965  
AVERAGE 83 81 2 81  
 
PRECIPITATION (IN)  
TODAY T 3.11 2003 0.17 -0.17 0.26  
MONTH TO DATE 4.02 5.13 -1.11 8.24  
SINCE DEC 1 4.02 5.13 -1.11 8.24  
SINCE JAN 1 138.54 97.95 40.59 88.99  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 18 16 2 16  
MONTH TO DATE 502 502 0 497  
SINCE DEC 1 502 502 0 497  
SINCE JAN 1 6039 6186 -147 6002    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 19 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 18.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 12:00 AM  
LOWEST 59 1:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1988  
MINIMUM TEMPERATURE (F) 76 68 1962  
 
SUNRISE AND SUNSET  
DECEMBER 30 2023......SUNRISE 6:43 AM CHST SUNSET 6:03 PM CHST  
DECEMBER 31 2023......SUNRISE 6:43 AM CHST SUNSET 6:04 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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