416  
CDCA42 TJSJ 050433  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1233 AM AST TUE SEP 05 2023  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 4 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 3:08 PM 97 1995 90 0 85  
MINIMUM 83 11:59 PM 70 1979 80 3 79  
AVERAGE 87 85 2 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 3.79 1979 0.20 -0.19 1.14  
MONTH TO DATE 0.20 0.78 -0.58 1.42  
SINCE SEP 1 0.20 0.78 -0.58 1.42  
SINCE JAN 1 11.23 22.07 -10.84 20.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 22 20 2 17  
MONTH TO DATE 86 80 6 81  
SINCE SEP 1 86 80 6 81  
SINCE JAN 1 4247 4131 116 3979    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 72  
AVERAGE 79  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 98 1993  
MINIMUM TEMPERATURE (F) 80 70 1979  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2023.....SUNRISE 6:06 AM AST SUNSET 6:31 PM AST  
SEPTEMBER 6 2023.....SUNRISE 6:06 AM AST SUNSET 6:30 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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