743  
CDCA42 TJSJ 130425  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1225 AM AST WED JAN 13 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JANUARY 12 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 12:10 PM 88 1981 83 1 84  
MINIMUM 73 7:18 AM 63 1965 72 1 75  
AVERAGE 79 78 1 80  
 
PRECIPITATION (IN)  
YESTERDAY T 1.89 1958 0.13 -0.13 0.22  
MONTH TO DATE 0.38 1.68 -1.30 2.35  
SINCE DEC 1 5.06 6.70 -1.64 8.13  
SINCE JAN 1 0.38 1.68 -1.30 2.35  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 13 1 15  
MONTH TO DATE 150 156 -6 183  
SINCE DEC 1 591 579 12 702  
SINCE JAN 1 150 156 -6 183    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 12.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 63  
AVERAGE 71  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 88 1984  
MINIMUM TEMPERATURE (F) 72 65 1960  
 
SUNRISE AND SUNSET  
JANUARY 13 2021.......SUNRISE 6:59 AM AST SUNSET 6:07 PM AST  
JANUARY 14 2021.......SUNRISE 6:59 AM AST SUNSET 6:07 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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