067  
CDCA42 TJSJ 130423  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1223 AM AST TUE APR 13 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 12 2021
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1898 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 1:03 PM 93 1998 86 -1 89  
MINIMUM 72 6:44 AM 64 1968 74 -2 76  
AVERAGE 79 80 -1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.88 1987 0.15 -0.15 T  
MONTH TO DATE 1.10 1.50 -0.40 3.17  
SINCE MAR 1 3.17 3.45 -0.28 8.12  
SINCE JAN 1 8.27 9.60 -1.33 25.43  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 15 -1 18  
MONTH TO DATE 167 180 -13 198  
SINCE MAR 1 613 611 2 600  
SINCE JAN 1 1414 1362 52 1489    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 56  
AVERAGE 68  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 1988  
MINIMUM TEMPERATURE (F) 74 66 1921  
 
SUNRISE AND SUNSET  
APRIL 13 2021.........SUNRISE 6:09 AM AST SUNSET 6:41 PM AST  
APRIL 14 2021.........SUNRISE 6:08 AM AST SUNSET 6:41 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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