437  
CDCA42 TJSJ 280850  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
450 AM AST MON JUL 28 2025  
   
...............................  
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 27 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 10:43 AM 98 1994 90 0 90  
MINIMUM 81 6:17 AM 73 1954 79 2 80  
AVERAGE 86 84 2 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 1.45 1995 0.11 -0.08 0.00  
MONTH TO DATE 1.15 2.49 -1.34 2.93  
SINCE JUN 1 1.99 4.84 -2.85 2.93  
SINCE JAN 1 18.09 16.50 1.59 2.93  
 
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 551 540 11 536  
SINCE JUN 1 1162 1113 49 871  
SINCE JAN 1 3554 3376 178 2116    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 68  
AVERAGE 78  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 96 1994  
MINIMUM TEMPERATURE (F) 79 70 1994  
 
SUNRISE AND SUNSET  
JULY 28 2025..........SUNRISE 5:57 AM AST SUNSET 6:56 PM AST  
JULY 29 2025..........SUNRISE 5:57 AM AST SUNSET 6:56 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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