243  
CDCA42 TJSJ 160504  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
104 AM AST TUE MAR 16 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MARCH 15 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 83 2:37 PM 93 1983 85 -2 81  
MINIMUM 74 6:37 AM 65 1961 73 1 74  
AVERAGE 79 79 0 78  
 
PRECIPITATION (IN)  
YESTERDAY T 0.89 1919 0.06 -0.06 0.04  
MONTH TO DATE 0.65 0.89 -0.24 3.25  
SINCE MAR 1 0.65 0.89 -0.24 3.25  
SINCE JAN 1 5.75 7.04 -1.29 20.56  
 
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 14 0 13  
MONTH TO DATE 214 204 10 190  
SINCE MAR 1 214 204 10 190  
SINCE JAN 1 1015 955 60 1079    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 67  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 93 1983  
MINIMUM TEMPERATURE (F) 73 66 1995  
 
SUNRISE AND SUNSET  
MARCH 16 2021.........SUNRISE 6:31 AM AST SUNSET 6:34 PM AST  
MARCH 17 2021.........SUNRISE 6:30 AM AST SUNSET 6:34 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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