310  
CDGM40 PGUM 290638  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
438 PM CHST FRI DEC 29 2023  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 29 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 87 1:29 PM 90 1988 86 1 85  
MINIMUM 79 3:15 AM 70 1968 76 3 76  
AVERAGE 83 81 2 81  
 
PRECIPITATION (IN)  
TODAY T 0.65 2005 0.17 -0.17 0.05  
MONTH TO DATE 4.01 4.96 -0.95 7.98  
SINCE DEC 1 4.01 4.96 -0.95 7.98  
SINCE JAN 1 138.53 97.78 40.75 88.73  
 
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 484 486 -2 481  
SINCE DEC 1 484 486 -2 481  
SINCE JAN 1 6021 6170 -149 5986    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 17 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 16.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 4:00 AM  
LOWEST 61 1:00 PM  
AVERAGE 76  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1988  
MINIMUM TEMPERATURE (F) 76 71 1962  
1965  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 6:42 AM CHST SUNSET 6:03 PM CHST  
DECEMBER 30 2023......SUNRISE 6:43 AM CHST SUNSET 6:03 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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