012  
CDCA42 TJSJ 240445  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN, PR  
1245 AM AST SUN SEP 24 2017  
 
   
...............................
 
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 23 2017...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1953 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 97 1993 90 MM 89  
MINIMUM MM MM 72 1954 78 MM 82  
AVERAGE MM 84 MM 86  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.94 1954 0.20 MM T  
MONTH TO DATE 5.92 4.18 1.74 2.99  
SINCE SEP 1 5.92 4.18 1.74 2.99  
SINCE JAN 1 28.08 24.33 3.75 23.83  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 MM 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  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY MM 19 MM 21  
MONTH TO DATE 272 437 -165 463  
SINCE SEP 1 272 437 -165 463  
SINCE JAN 1 4043 4428 -385 4691    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
 
SKY COVER  
AVERAGE SKY COVER MM  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 94 1993  
MINIMUM TEMPERATURE (F) 78 72 1991  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2017.....SUNRISE 609 AM AST SUNSET 614 PM AST  
SEPTEMBER 25 2017.....SUNRISE 609 AM AST SUNSET 613 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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