691  
CDCA42 TJSJ 090905  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
505 AM AST FRI MAY 09 2025  
   
...............................
 
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MAY 8 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 11:09 AM 94 1979 87 1 MM  
MINIMUM 75 4:52 PM 70 1980 77 -2 MM  
AVERAGE 82 82 0 MM  
 
PRECIPITATION (IN)  
YESTERDAY 2.03 3.10 2014 0.10 1.93 MM  
MONTH TO DATE 3.60 0.83 2.77 T  
SINCE MAR 1 12.44 4.93 7.51 T  
SINCE JAN 1 14.59 9.47 5.12 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 MM  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 17 0 MM  
MONTH TO DATE 130 134 -4 MM  
SINCE MAR 1 1123 1041 82 382  
SINCE JAN 1 1968 1859 109 1245    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 68  
AVERAGE 82  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 96 1985  
MINIMUM TEMPERATURE (F) 77 72 1989  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 5:49 AM AST SUNSET 6:44 PM AST  
MAY 10 2025...........SUNRISE 5:48 AM AST SUNSET 6:44 PM AST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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