239  
CDCA42 TJSJ 221014  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
614 AM AST FRI AUG 22 2025  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 21 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 93 2:22 PM 98 1992 90 3 89  
MINIMUM 73R 9:35 AM 73 2025 80 -7 79  
AVERAGE 83 85 -2 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.87 2011 0.14 -0.14 0.37  
MONTH TO DATE 2.64 2.78 -0.14 7.33  
SINCE JUN 1 4.68 8.04 -3.36 10.51  
SINCE JAN 1 20.78 19.70 1.08 10.51  
 
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 18 20 -2 19  
MONTH TO DATE 451 420 31 399  
SINCE JUN 1 1695 1597 98 1348  
SINCE JAN 1 4087 3860 227 2593    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 56  
AVERAGE 68  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 95 1994  
MINIMUM TEMPERATURE (F) 80 73 1982  
 
SUNRISE AND SUNSET  
AUGUST 22 2025........SUNRISE 6:03 AM AST SUNSET 6:42 PM AST  
AUGUST 23 2025........SUNRISE 6:04 AM AST SUNSET 6:41 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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