304  
CDCA42 TJSJ 190426  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1226 AM AST TUE JAN 19 2021  
   
...............................
 
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JANUARY 18 2021...  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
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 86 2:27 PM 89 1991 85 1 84  
MINIMUM 75 7:20 AM 66 1955 72 3 75  
AVERAGE 81 79 2 80  
 
PRECIPITATION (IN)  
YESTERDAY T 0.93 1960 0.08 -0.08 T  
MONTH TO DATE 0.45 1.50 -1.05 1.73  
SINCE DEC 1 1.89 4.46 -2.57 6.66  
SINCE JAN 1 0.45 1.50 -1.05 1.73  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 14 2 15  
MONTH TO DATE 264 252 12 258  
SINCE DEC 1 741 703 38 770  
SINCE JAN 1 264 252 12 258    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84  
LOWEST 55  
AVERAGE 70  
   
......................................................
 
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 89 1995  
MINIMUM TEMPERATURE (F) 72 64 2000  
 
SUNRISE AND SUNSET  
JANUARY 19 2021.......SUNRISE 6:55 AM AST SUNSET 6:07 PM AST  
JANUARY 20 2021.......SUNRISE 6:55 AM AST SUNSET 6:07 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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