682  
CDCA42 TJSJ 062130  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
530 PM AST MON SEP 06 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 6 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
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 91 MM 94 2002 89 2 89  
MINIMUM 83 MM 69 1960 78 5 79  
AVERAGE 87 83 4 84  
 
PRECIPITATION (IN)  
TODAY 0.00 5.42 1910 0.24 -0.24 0.03  
MONTH TO DATE 0.25 1.43 -1.18 0.87  
SINCE SEP 1 0.25 1.43 -1.18 0.87  
SINCE JAN 1 32.18 37.37 -5.19 46.90  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 22 18 4 19  
MONTH TO DATE 126 108 18 115  
SINCE SEP 1 126 108 18 115  
SINCE JAN 1 4075 3919 156 4319    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 60  
AVERAGE 69  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 1995  
MINIMUM TEMPERATURE (F) 78 70 1910  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2021.....SUNRISE 6:10 AM AST SUNSET 6:34 PM AST  
SEPTEMBER 7 2021.....SUNRISE 6:11 AM AST SUNSET 6:33 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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