790  
CDCA42 TJSJ 132115  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
515 PM AST SAT SEP 13 2025  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 13 2025...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 93 MM 95 1993 89 4 90  
MINIMUM 82 MM 72 1981 80 2 77  
AVERAGE 88 84 4 84  
 
PRECIPITATION (IN)  
TODAY 0.00 2.01 1985 0.20 -0.20 0.46  
MONTH TO DATE 0.48 2.51 -2.03 5.44  
SINCE SEP 1 0.48 2.51 -2.03 5.44  
SINCE JAN 1 22.13 23.80 -1.67 16.58  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 23 19 4 19  
MONTH TO DATE 172 258 -86 252  
SINCE SEP 1 172 258 -86 252  
SINCE JAN 1 4422 4309 113 3050    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80  
LOWEST 60  
AVERAGE 70  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 97 1994  
MINIMUM TEMPERATURE (F) 80 71 1960  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2025.....SUNRISE 6:07 AM AST SUNSET 6:24 PM AST  
SEPTEMBER 14 2025.....SUNRISE 6:08 AM AST SUNSET 6:23 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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