917  
CDGM40 PGUM 300639  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
439 PM CHST SUN APR 30 2023  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR APRIL 30 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 86 12:29 PM 92 1984 88 -2 87  
2006  
MINIMUM 78 1:20 AM 72 1951 77 1 76  
AVERAGE 82 83 -1 82  
 
PRECIPITATION (IN)  
TODAY T 2.89 2003 0.13 -0.13 T  
MONTH TO DATE 5.01 3.50 1.51 4.74  
SINCE MAR 1 10.46 6.27 4.19 7.02  
SINCE JAN 1 30.17 15.76 14.41 14.14  
 
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 17 18 -1 17  
MONTH TO DATE 492 519 -27 498  
SINCE MAR 1 974 1017 -43 1023  
SINCE JAN 1 1895 1917 -22 1932    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 1:00 AM  
LOWEST 61 1:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 91 1987  
1988  
2013  
MINIMUM TEMPERATURE (F) 77 72 1950  
 
SUNRISE AND SUNSET  
APRIL 30 2023.........SUNRISE 6:00 AM CHST SUNSET 6:36 PM CHST  
MAY 1 2023...........SUNRISE 6:00 AM CHST SUNSET 6:36 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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