616  
CDCA42 TJSJ 010942  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
542 AM AST THU OCT 01 2026  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 30 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 2:10 PM 95 1994 89 1 MM  
MINIMUM 80 12:43 AM 70 1991 79 1 MM  
AVERAGE 85 84 1 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 3.90 2017 0.21 -0.13 MM  
MONTH TO DATE 0.49 5.89 -5.40 5.42  
SINCE SEP 1 0.49 5.89 -5.40 5.42  
SINCE JAN 1 11.36 27.18 -15.82 27.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 20 19 1 MM  
MONTH TO DATE 202 580 -378 454  
SINCE SEP 1 202 580 -378 454  
SINCE JAN 1 4433 4631 -198 4704    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 59  
AVERAGE 74  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 1994  
MINIMUM TEMPERATURE (F) 79 70 1991  
 
SUNRISE AND SUNSET  
OCTOBER 1 2026.......SUNRISE 6:10 AM AST SUNSET 6:08 PM AST  
OCTOBER 2 2026.......SUNRISE 6:11 AM AST SUNSET 6:07 PM AST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab PR Page
Main Text Page