859  
CDGM40 PGUM 281604  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
204 AM CHST MON MAR 01 2021  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR FEBRUARY 28 2021...  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1945 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 2:52 PM 90 1988 85 3 87  
2015  
MINIMUM 76 2:20 AM 70 1964 75 1 74  
1973  
AVERAGE 82 80 2 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.32 2004 0.15 -0.15 0.00  
MONTH TO DATE 1.01 4.53 -3.52 3.79  
SINCE DEC 1 13.14 15.47 -2.33 8.24  
SINCE JAN 1 5.12 9.49 -4.37 6.78  
 
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 17 15 2 16  
MONTH TO DATE 467 420 47 433  
SINCE DEC 1 1483 1393 90 1443  
SINCE JAN 1 964 891 73 921    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 2:00 AM  
LOWEST 55 1:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 89 1988  
1989  
2015  
MINIMUM TEMPERATURE (F) 75 69 1966  
 
SUNRISE AND SUNSET  
MARCH 1 2021.........SUNRISE 6:37 AM CHST SUNSET 6:29 PM CHST  
MARCH 2 2021.........SUNRISE 6:37 AM CHST SUNSET 6:30 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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