470  
CDCA42 TJSJ 040429  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1229 AM AST MON SEP 04 2023  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 3 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 1:14 PM 97 1994 90 0 90  
MINIMUM 82 3:13 AM 73 1981 80 2 81  
AVERAGE 86 85 1 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 1.34 2008 0.19 -0.08 0.13  
MONTH TO DATE 0.19 0.58 -0.39 0.28  
SINCE SEP 1 0.19 0.58 -0.39 0.28  
SINCE JAN 1 11.22 21.87 -10.65 19.65  
 
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 21 20 1 21  
MONTH TO DATE 64 60 4 64  
SINCE SEP 1 64 60 4 64  
SINCE JAN 1 4225 4111 114 3962    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 75  
AVERAGE 85  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 97 1995  
MINIMUM TEMPERATURE (F) 80 70 1979  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2023.....SUNRISE 6:06 AM AST SUNSET 6:32 PM AST  
SEPTEMBER 5 2023.....SUNRISE 6:06 AM AST SUNSET 6:31 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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