708  
CDCA42 TJSJ 170424  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1224 AM AST SAT APR 17 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 16 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 3:52 PM 93 2005 86 -1 87  
MINIMUM 73 5:31 AM 67 1950 74 -1 73  
AVERAGE 79 80 -1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.67 1998 0.16 -0.15 0.33  
MONTH TO DATE 1.11 2.10 -0.99 3.76  
SINCE MAR 1 3.18 4.05 -0.87 8.71  
SINCE JAN 1 8.28 10.20 -1.92 26.02  
 
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 15  
MONTH TO DATE 226 240 -14 263  
SINCE MAR 1 672 671 1 665  
SINCE JAN 1 1473 1422 51 1554    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 69  
AVERAGE 77  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 97 1983  
MINIMUM TEMPERATURE (F) 75 67 1965  
 
SUNRISE AND SUNSET  
APRIL 17 2021.........SUNRISE 6:06 AM AST SUNSET 6:42 PM AST  
APRIL 18 2021.........SUNRISE 6:05 AM AST SUNSET 6:42 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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