689  
CDCA42 TJSJ 161956  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
356 PM AST SAT AUG 16 2025  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 16 2025...  
VALID TODAY AS OF 0300 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 86 10:02 AM 97 1995 90 -4 84  
MINIMUM 83 11:27 AM 72 1988 80 3 79  
AVERAGE 85 85 0 82  
 
PRECIPITATION (IN)  
TODAY MM 1.61 1978 0.15 MM 0.00  
MONTH TO DATE 0.41 2.09 -1.68 6.06  
SINCE JUN 1 2.45 7.35 -4.90 9.24  
SINCE JAN 1 18.55 19.01 -0.46 9.24  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 20 20 0 17  
MONTH TO DATE 354 320 34 301  
SINCE JUN 1 1598 1497 101 1250  
SINCE JAN 1 3990 3760 230 2495    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 80  
AVERAGE 84  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 95 1995  
MINIMUM TEMPERATURE (F) 80 74 2015  
 
SUNRISE AND SUNSET  
AUGUST 16 2025........SUNRISE 6:02 AM AST SUNSET 6:46 PM AST  
AUGUST 17 2025........SUNRISE 6:02 AM AST SUNSET 6:45 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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