261  
CDGM40 PGUM 281612  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
212 AM CHST SUN DEC 29 2024  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 28 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 85 2:02 PM 89 1989 86 -1 86  
1991  
2018  
MINIMUM 76 9:13 PM 71 1968 76 0 74  
AVERAGE 81 81 0 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 1.28 2022 0.16 -0.02 0.07  
MONTH TO DATE 4.55 4.79 -0.24 4.01  
SINCE DEC 1 4.55 4.79 -0.24 4.01  
SINCE JAN 1 100.20 97.61 2.59 138.27  
 
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 15  
MONTH TO DATE 466 470 -4 466  
SINCE DEC 1 466 470 -4 466  
SINCE JAN 1 6102 6154 -52 6004    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 9:00 PM  
LOWEST 67 1:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1988  
MINIMUM TEMPERATURE (F) 76 70 1968  
 
SUNRISE AND SUNSET  
DECEMBER 29 2024......SUNRISE 6:43 AM CHST SUNSET 6:03 PM CHST  
DECEMBER 30 2024......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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