307  
CDCA42 TJSJ 140040  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
840 PM AST TUE APR 13 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 13 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 86 10:03 AM 92 1988 86 0 86  
MINIMUM 75 6:54 AM 66 1921 74 1 79  
AVERAGE 81 80 1 83  
 
PRECIPITATION (IN)  
TODAY 0.00 1.48 1941 0.14 -0.14 0.04  
MONTH TO DATE 1.10 1.64 -0.54 3.21  
SINCE MAR 1 3.17 3.59 -0.42 8.16  
SINCE JAN 1 8.27 9.74 -1.47 25.47  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 16 15 1 18  
MONTH TO DATE 183 195 -12 216  
SINCE MAR 1 629 626 3 618  
SINCE JAN 1 1430 1377 53 1507    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 63  
AVERAGE 74  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 2005  
MINIMUM TEMPERATURE (F) 74 67 1913  
 
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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