209  
CDCA42 TJSJ 040443  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1243 AM AST SUN APR 04 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 3 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 87 4:21 PM 91 1941 86 1 89  
MINIMUM 73 6:14 AM 65 1916 74 -1 75  
AVERAGE 80 80 0 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 4.55 1906 0.10 -0.09 0.00  
MONTH TO DATE 0.20 0.29 -0.09 T  
SINCE MAR 1 2.27 2.24 0.03 4.95  
SINCE JAN 1 7.37 8.39 -1.02 22.26  
 
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 15 15 0 17  
MONTH TO DATE 43 45 -2 51  
SINCE MAR 1 489 476 13 453  
SINCE JAN 1 1290 1227 63 1342    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 55  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 1992  
MINIMUM TEMPERATURE (F) 74 66 1961  
 
SUNRISE AND SUNSET  
APRIL 4 2021.........SUNRISE 6:16 AM AST SUNSET 6:38 PM AST  
APRIL 5 2021.........SUNRISE 6:15 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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