305  
CDCA42 TJSJ 302125  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
525 PM AST FRI APR 30 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 30 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 12:50 PM 94 2015 87 -1 87  
MINIMUM 74 6:33 AM 68 1929 75 -1 75  
AVERAGE 80 81 -1 81  
 
PRECIPITATION (IN)  
TODAY 0.39 2.95 1986 0.20 0.19 0.10  
MONTH TO DATE 2.18 4.68 -2.50 4.27  
SINCE MAR 1 4.25 6.63 -2.38 9.22  
SINCE JAN 1 9.35 12.78 -3.43 26.53  
 
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 15 16 -1 16  
MONTH TO DATE 466 459 7 499  
SINCE MAR 1 912 890 22 901  
SINCE JAN 1 1713 1641 72 1790    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 65  
AVERAGE 78  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 94 1995  
MINIMUM TEMPERATURE (F) 75 68 1951  
 
SUNRISE AND SUNSET  
APRIL 30 2021.........SUNRISE 5:57 AM AST SUNSET 6:45 PM AST  
MAY 1 2021...........SUNRISE 5:57 AM AST SUNSET 6:46 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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