215  
CDGM40 PGUM 050642  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
442 PM CHST THU OCT 05 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 5 2023...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 1:53 PM 92 1983 87 -2 88  
MINIMUM 75 5:07 AM 71 1991 77 -2 76  
AVERAGE 80 82 -2 82  
 
PRECIPITATION (IN)  
TODAY 2.25 3.20 1973 0.46 1.79 0.16  
MONTH TO DATE 2.91 2.39 0.52 1.00  
SINCE SEP 1 15.37 17.56 -2.19 14.74  
SINCE JAN 1 113.85 74.19 39.66 58.97  
 
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 15 17 -2 17  
MONTH TO DATE 86 85 1 83  
SINCE SEP 1 595 587 8 574  
SINCE JAN 1 4581 4715 -134 4586    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 72 1:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 93 1989  
MINIMUM TEMPERATURE (F) 77 70 1945  
 
SUNRISE AND SUNSET  
OCTOBER 5 2023.......SUNRISE 6:10 AM CHST SUNSET 6:08 PM CHST  
OCTOBER 6 2023.......SUNRISE 6:10 AM CHST SUNSET 6:08 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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