858  
CDCA42 TJSJ 182212  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
612 PM AST WED OCT 18 2023  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR OCTOBER 18 2023...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 88 4:06 PM 94 1993 88 0 88  
MINIMUM 79 6:31 AM 70 1985 78 1 78  
AVERAGE 84 83 1 83  
 
PRECIPITATION (IN)  
TODAY 0.01 1.12 1984 0.16 -0.15 T  
MONTH TO DATE 5.06 3.04 2.02 1.01  
SINCE SEP 1 7.37 8.93 -1.56 8.72  
SINCE JAN 1 18.40 30.22 -11.82 28.09  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 19 18 1 18  
MONTH TO DATE 353 336 17 341  
SINCE SEP 1 991 916 75 913  
SINCE JAN 1 5152 4967 185 4811    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 72  
AVERAGE 85  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 95 1993  
MINIMUM TEMPERATURE (F) 78 70 1954  
 
SUNRISE AND SUNSET  
OCTOBER 18 2023.......SUNRISE 6:14 AM AST SUNSET 5:55 PM AST  
OCTOBER 19 2023.......SUNRISE 6:15 AM AST SUNSET 5:55 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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