436  
CDGM40 PGUM 261248  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
1048 PM CHST FRI MAY 26 2023  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 25 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 80 2:54 PM 92 1969 89 -9 89  
1984  
2013  
MINIMUM 75 9:24 PM 73 1997 78 -3 80  
2003  
AVERAGE 78 83 -5 85  
 
PRECIPITATION (IN)  
YESTERDAY 12.47R 12.47 2023 0.16 12.31 0.01  
MONTH TO DATE 25.34 3.47 21.87 1.36  
SINCE MAR 1 35.80 9.74 26.06 8.38  
SINCE JAN 1 55.51 19.23 36.28 15.50  
 
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 13 18 -5 20  
MONTH TO DATE 433 450 -17 443  
SINCE MAR 1 1407 1467 -60 1466  
SINCE JAN 1 2328 2367 -39 2375    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 38 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 47 HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED 82 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 37.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 94 3:00 AM  
AVERAGE 97  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1984  
MINIMUM TEMPERATURE (F) 78 72 2003  
 
SUNRISE AND SUNSET  
MAY 26 2023...........SUNRISE 5:53 AM CHST SUNSET 6:43 PM CHST  
MAY 27 2023...........SUNRISE 5:53 AM CHST SUNSET 6:43 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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