879  
CDGM40 PGUM 270638  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
438 PM CHST SAT MAR 27 2021  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MARCH 27 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 88 1:21 PM 91 1988 86 2 88  
1989  
MINIMUM 77 5:45 AM 70 1966 76 1 77  
1990  
AVERAGE 83 81 2 83  
 
PRECIPITATION (IN)  
TODAY 0.00 0.61 1957 0.07 -0.07 0.09  
MONTH TO DATE 2.66 2.49 0.17 0.71  
SINCE MAR 1 2.66 2.49 0.17 0.71  
SINCE JAN 1 7.78 11.98 -4.20 7.49  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 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 MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 18 16 2 18  
MONTH TO DATE 449 421 28 470  
SINCE MAR 1 449 421 28 470  
SINCE JAN 1 1413 1311 102 1408    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 1:00 AM  
LOWEST 61 2:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 1964  
MINIMUM TEMPERATURE (F) 76 70 1990  
 
SUNRISE AND SUNSET  
MARCH 27 2021.........SUNRISE 6:20 AM CHST SUNSET 6:32 PM CHST  
MARCH 28 2021.........SUNRISE 6:20 AM CHST SUNSET 6:32 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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