324  
CDCA42 TJSJ 100446  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1246 AM AST THU AUG 10 2023  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 9 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 91 12:22 PM 98 1979 90 1 91  
MINIMUM 82 6:17 AM 74 1988 80 2 82  
AVERAGE 87 85 2 87  
 
PRECIPITATION (IN)  
YESTERDAY T 0.95 2010 0.14 -0.14 T  
MONTH TO DATE 0.91 1.08 -0.17 0.38  
SINCE JUN 1 3.24 6.34 -3.10 2.91  
SINCE JAN 1 10.00 18.00 -8.00 13.90  
 
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 22 20 2 22  
MONTH TO DATE 187 180 7 195  
SINCE JUN 1 1446 1357 89 1326  
SINCE JAN 1 3699 3620 79 3455    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 68  
AVERAGE 81  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 97 1993  
MINIMUM TEMPERATURE (F) 80 70 1953  
 
SUNRISE AND SUNSET  
AUGUST 10 2023........SUNRISE 6:00 AM AST SUNSET 6:50 PM AST  
AUGUST 11 2023........SUNRISE 6:01 AM AST SUNSET 6:49 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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