553  
CDCA42 TJSJ 182214  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
614 PM AST SUN JUL 18 2021  
   
...............................
 
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 18 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 90 1:32 PM 95 1993 90 0 91  
MINIMUM 80 3:29 AM 74 1989 79 1 78  
AVERAGE 85 84 1 85  
 
PRECIPITATION (IN)  
TODAY 0.05 1.41 1979 0.09 -0.04 0.25  
MONTH TO DATE 0.96 1.55 -0.59 2.06  
SINCE JUN 1 5.38 3.90 1.48 4.17  
SINCE JAN 1 13.21 15.56 -2.35 12.64  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 20 20 0 20  
MONTH TO DATE 371 360 11 356  
SINCE JUN 1 930 933 -3 977  
SINCE JAN 1 3357 3196 161 3337    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 61  
AVERAGE 72  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 96 1993  
MINIMUM TEMPERATURE (F) 79 73 1990  
 
SUNRISE AND SUNSET  
JULY 18 2021..........SUNRISE 5:53 AM AST SUNSET 6:59 PM AST  
JULY 19 2021..........SUNRISE 5:54 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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