281  
CDGM40 PGUM 120655  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
455 PM CHST THU SEP 12 2024  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 2024...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 11:50 AM 92 1969 87 -3 85  
MINIMUM 78 2:02 AM 70 1995 76 2 77  
AVERAGE 81 82 -1 81  
 
PRECIPITATION (IN)  
TODAY 1.22 5.28 1967 0.50 0.72 0.29  
MONTH TO DATE 10.58 6.35 4.23 6.08  
SINCE SEP 1 10.58 6.35 4.23 6.08  
SINCE JAN 1 57.80 62.98 -5.18 104.30  
 
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 16 17 -1 16  
MONTH TO DATE 206 204 2 206  
SINCE SEP 1 206 204 2 206  
SINCE JAN 1 4304 4332 -28 4193    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED MM RESULTANT WIND DIRECTION MM  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED MM  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 1983  
1988  
MINIMUM TEMPERATURE (F) 76 70 1992  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2024.....SUNRISE 6:10 AM CHST SUNSET 6:24 PM CHST  
SEPTEMBER 13 2024.....SUNRISE 6:10 AM CHST SUNSET 6:23 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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