194  
CDGM40 PGUM 221602  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
202 AM CHST TUE MAR 23 2021  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MARCH 22 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 86 3:19 PM 91 2013 86 0 89  
MINIMUM 78 7:01 AM 70 1992 76 2 76  
1997  
2008  
AVERAGE 82 81 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.89 2012 0.07 -0.03 0.00  
MONTH TO DATE 2.39 2.13 0.26 0.52  
SINCE MAR 1 2.39 2.13 0.26 0.52  
SINCE JAN 1 7.51 11.62 -4.11 7.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 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 MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 16 1 18  
MONTH TO DATE 362 341 21 381  
SINCE MAR 1 362 341 21 381  
SINCE JAN 1 1326 1231 95 1319    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 8.9  
 
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 87 2:00 AM  
LOWEST 59 2:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1988  
2013  
2016  
MINIMUM TEMPERATURE (F) 76 70 1997  
 
SUNRISE AND SUNSET  
MARCH 23 2021.........SUNRISE 6:23 AM CHST SUNSET 6:32 PM CHST  
MARCH 24 2021.........SUNRISE 6:22 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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