093  
CDCA42 TJSJ 172128  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN, PR  
528 PM AST TUE SEP 17 2019  
 
   
...............................
 
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 17 2019...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1953 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 90 120 PM 95 1991 90 0 88  
MINIMUM 81 453 AM 64 1972 78 3 80  
AVERAGE 86 84 2 84  
 
PRECIPITATION (IN)  
TODAY 0.00 0.85 1984 0.18 -0.18 0.00  
MONTH TO DATE 0.92 3.04 -2.12 0.97  
SINCE SEP 1 0.92 3.04 -2.12 0.97  
SINCE JAN 1 23.85 23.19 0.66 22.42  
 
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 21 19 2 19  
MONTH TO DATE 343 323 20 326  
SINCE SEP 1 343 323 20 326  
SINCE JAN 1 4370 4314 56 3767    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 11.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 63  
AVERAGE 77  
   
......................................................
 
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 96 1994  
MINIMUM TEMPERATURE (F) 78 71 1972  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2019.....SUNRISE 608 AM AST SUNSET 621 PM AST  
SEPTEMBER 18 2019.....SUNRISE 608 AM AST SUNSET 620 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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