572  
CDCA42 TJSJ 070427  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1227 AM AST THU SEP 07 2023  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 6 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 12:49 PM 97 1994 89 1 87  
MINIMUM 81 5:57 AM 71 1954 80 1 78  
AVERAGE 86 85 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 1977 0.18 -0.18 0.48  
MONTH TO DATE 0.20 1.16 -0.96 2.69  
SINCE SEP 1 0.20 1.16 -0.96 2.69  
SINCE JAN 1 11.23 22.45 -11.22 22.06  
 
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 18  
MONTH TO DATE 127 120 7 117  
SINCE SEP 1 127 120 7 117  
SINCE JAN 1 4288 4171 117 4015    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 68  
AVERAGE 77  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1993  
MINIMUM TEMPERATURE (F) 80 70 1979  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2023.....SUNRISE 6:06 AM AST SUNSET 6:29 PM AST  
SEPTEMBER 8 2023.....SUNRISE 6:07 AM AST SUNSET 6:28 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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