287  
CDGM40 PGUM 060636  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
436 PM CHST MON SEP 06 2021  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 6 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
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 11:39 AM 94 2016 87 1 88  
MINIMUM 79 5:48 AM 72 1945 76 3 79  
1954  
AVERAGE 84 82 2 84  
 
PRECIPITATION (IN)  
TODAY 0.06 3.95 2000 0.55 -0.49 0.14  
MONTH TO DATE 1.59 3.23 -1.64 1.13  
SINCE SEP 1 1.59 3.23 -1.64 1.13  
SINCE JAN 1 48.85 59.86 -11.01 44.21  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 19 16 3 19  
MONTH TO DATE 107 96 11 112  
SINCE SEP 1 107 96 11 112  
SINCE JAN 1 4356 4162 194 4483    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 1:00 AM  
LOWEST 70 11:00 AM  
AVERAGE 82  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 93 1983  
MINIMUM TEMPERATURE (F) 76 73 1950  
1954  
2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2021.....SUNRISE 6:10 AM CHST SUNSET 6:29 PM CHST  
SEPTEMBER 7 2021.....SUNRISE 6:10 AM CHST SUNSET 6:28 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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