278  
CDCA42 TJSJ 070430  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1230 AM AST WED APR 07 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 6 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 84 2:17 PM 93 1984 86 -2 85  
MINIMUM 74 5:25 AM 65 1960 74 0 77  
AVERAGE 79 80 -1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 3.40 1915 0.12 -0.07 0.01  
MONTH TO DATE 0.29 0.63 -0.34 1.21  
SINCE MAR 1 2.36 2.58 -0.22 6.16  
SINCE JAN 1 7.46 8.73 -1.27 23.47  
 
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 16  
MONTH TO DATE 89 90 -1 100  
SINCE MAR 1 535 521 14 502  
SINCE JAN 1 1336 1272 64 1391    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 67  
AVERAGE 79  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 94 1984  
MINIMUM TEMPERATURE (F) 74 65 1960  
 
SUNRISE AND SUNSET  
APRIL 7 2021.........SUNRISE 6:13 AM AST SUNSET 6:39 PM AST  
APRIL 8 2021.........SUNRISE 6:12 AM AST SUNSET 6:39 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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