107  
CDCA42 TJSJ 170429  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1229 AM AST SAT JUL 17 2021  
   
...............................
 
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 16 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 89 2:06 PM 96 1995 90 -1 88  
MINIMUM 78 4:42 AM 73 1985 79 -1 79  
AVERAGE 84 84 0 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.72 2003 0.09 -0.08 0.04  
MONTH TO DATE 0.90 1.36 -0.46 1.81  
SINCE JUN 1 5.32 3.71 1.61 3.92  
SINCE JAN 1 13.15 15.37 -2.22 12.39  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 20 -1 19  
MONTH TO DATE 331 320 11 315  
SINCE JUN 1 890 893 -3 936  
SINCE JAN 1 3317 3156 161 3296    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 57  
AVERAGE 68  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 96 1995  
MINIMUM TEMPERATURE (F) 79 74 1989  
 
SUNRISE AND SUNSET  
JULY 17 2021..........SUNRISE 5:53 AM AST SUNSET 6:59 PM AST  
JULY 18 2021..........SUNRISE 5:53 AM AST SUNSET 6:59 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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