358  
CDCA42 TJSJ 300857  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
457 AM AST WED JUL 30 2025  
   
...............................
 
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 29 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 90 4:45 PM 97 1979 90 0 89  
MINIMUM 82 11:59 PM 73 2001 79 3 80  
AVERAGE 86 84 2 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.64 2001 0.11 -0.11 0.03  
MONTH TO DATE 1.15 2.70 -1.55 3.04  
SINCE JUN 1 1.99 5.05 -3.06 3.04  
SINCE JAN 1 18.09 16.71 1.38 3.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 20 1 20  
MONTH TO DATE 592 580 12 576  
SINCE JUN 1 1203 1153 50 911  
SINCE JAN 1 3595 3416 179 2156    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 67  
AVERAGE 78  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 97 1993  
MINIMUM TEMPERATURE (F) 79 70 1972  
 
SUNRISE AND SUNSET  
JULY 30 2025..........SUNRISE 5:57 AM AST SUNSET 6:55 PM AST  
JULY 31 2025..........SUNRISE 5:58 AM AST SUNSET 6:55 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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