811  
CDGM40 PGUM 100206  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
1206 PM CHST SAT JUN 10 2023  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 31 2023
 
 
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)  
YESTERDAY  
MAXIMUM 84 2:50 PM 93 1985 89 -5 88  
1988  
MINIMUM 74 3:41 AM 72 1985 78 -4 76  
AVERAGE 79 83 -4 82  
 
PRECIPITATION (IN)  
YESTERDAY 1.36 2.48 2020 0.16 1.20 0.11  
MONTH TO DATE 31.15 4.45 26.70 2.35  
SINCE MAR 1 41.61 10.72 30.89 9.37  
SINCE JAN 1 61.32 20.21 41.11 16.49  
 
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 14 18 -4 17  
MONTH TO DATE 526 558 -32 550  
SINCE MAR 1 1500 1575 -75 1573  
SINCE JAN 1 2421 2475 -54 2482    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 72 3:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1987  
1990  
MINIMUM TEMPERATURE (F) 78 73 1961  
 
SUNRISE AND SUNSET  
JUNE 1 2023..........SUNRISE 5:53 AM CHST SUNSET 6:45 PM CHST  
JUNE 2 2023..........SUNRISE 5:53 AM CHST SUNSET 6:45 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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