128  
CDCA42 TJSJ 182125  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN, PR  
525 PM AST SUN OCT 18 2020  
 
   
...............................
 
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR OCTOBER 18 2020...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1953 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 108 PM 94 1993 89 -1 89  
MINIMUM 78 547 AM 70 1985 77 1 77  
AVERAGE 83 83 0 83  
 
PRECIPITATION (IN)  
TODAY 0.00 1.12 1984 0.18 -0.18 0.24  
MONTH TO DATE 3.21 3.07 0.14 1.60  
SINCE SEP 1 8.41 8.65 -0.24 5.11  
SINCE JAN 1 24.96 28.80 -3.84 28.04  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
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 18 18 0 18  
MONTH TO DATE 326 324 2 353  
SINCE SEP 1 936 892 44 946  
SINCE JAN 1 5188 4883 305 4973    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.7  
 
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 59  
AVERAGE 69  
   
......................................................
 
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 1993  
MINIMUM TEMPERATURE (F) 77 70 1954  
 
 
SUNRISE AND SUNSET  
OCTOBER 18 2020.......SUNRISE 615 AM AST SUNSET 555 PM AST  
OCTOBER 19 2020.......SUNRISE 615 AM AST SUNSET 554 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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