299  
CDGM40 PGUM 121621  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
221 AM CHST THU FEB 13 2025  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR FEBRUARY 12 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 12:37 PM 90 1985 86 -1 86  
1992  
MINIMUM 76 5:29 AM 70 1978 75 1 75  
1991  
AVERAGE 81 80 1 81  
 
PRECIPITATION (IN)  
YESTERDAY T 3.37 1999 0.16 -0.16 0.01  
MONTH TO DATE 0.49 1.91 -1.42 0.34  
SINCE DEC 1 10.54 12.55 -2.01 8.21  
SINCE JAN 1 5.84 7.25 -1.41 2.72  
 
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 15 1 16  
MONTH TO DATE 197 180 17 181  
SINCE DEC 1 1219 1186 33 1174  
SINCE JAN 1 704 665 39 658    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 13.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 7:00 AM  
LOWEST 59 1:00 PM  
AVERAGE 69  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 1946  
MINIMUM TEMPERATURE (F) 75 71 1991  
2008  
 
SUNRISE AND SUNSET  
FEBRUARY 13 2025......SUNRISE 6:45 AM CHST SUNSET 6:26 PM CHST  
FEBRUARY 14 2025......SUNRISE 6:44 AM CHST SUNSET 6:26 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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