319  
CDCA42 TJSJ 100430  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1230 AM AST FRI SEP 10 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 9 2021...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 1:37 PM 95 1995 89 -1 90  
MINIMUM 81 7:00 AM 69 1980 80 1 82  
AVERAGE 85 84 1 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 5.83 1988 0.19 -0.19 0.06  
MONTH TO DATE 0.42 1.73 -1.31 0.55  
SINCE SEP 1 0.42 1.73 -1.31 0.55  
SINCE JAN 1 19.56 23.02 -3.46 17.10  
 
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 20 20 0 21  
MONTH TO DATE 180 180 0 191  
SINCE SEP 1 180 180 0 191  
SINCE JAN 1 4431 4231 200 4443    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
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) 89 96 2015  
MINIMUM TEMPERATURE (F) 80 74 2016  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2021.....SUNRISE 6:07 AM AST SUNSET 6:26 PM AST  
SEPTEMBER 11 2021.....SUNRISE 6:07 AM AST SUNSET 6:25 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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