555  
CDGM40 PGUM 161616  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
216 AM CHST MON FEB 17 2025  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR FEBRUARY 16 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 12:57 PM 90 1946 86 -1 84  
1988  
MINIMUM 76 4:36 AM 72 1978 75 1 73  
1995  
2015  
AVERAGE 81 80 1 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.81 1989 0.14 -0.14 0.21  
MONTH TO DATE 0.61 2.50 -1.89 0.90  
SINCE DEC 1 10.66 13.14 -2.48 8.77  
SINCE JAN 1 5.96 7.84 -1.88 3.28  
 
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 14  
MONTH TO DATE 259 244 15 240  
SINCE DEC 1 1281 1250 31 1233  
SINCE JAN 1 766 729 37 717    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 13.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 1:00 AM  
LOWEST 50 1:00 PM  
AVERAGE 64  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 89 1946  
1985  
MINIMUM TEMPERATURE (F) 75 69 1969  
 
SUNRISE AND SUNSET  
FEBRUARY 17 2025......SUNRISE 6:43 AM CHST SUNSET 6:27 PM CHST  
FEBRUARY 18 2025......SUNRISE 6:43 AM CHST SUNSET 6:27 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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