602  
CDCA42 TJSJ 032309  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
709 PM AST FRI SEP 03 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 3 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 92 MM 93 1995 89 3 88  
MINIMUM 80 MM 71 1962 78 2 78  
AVERAGE 86 84 2 83  
 
PRECIPITATION (IN)  
TODAY T 2.58 1923 0.24 -0.24 0.54  
MONTH TO DATE 0.25 0.71 -0.46 0.72  
SINCE SEP 1 0.25 0.71 -0.46 0.72  
SINCE JAN 1 32.18 36.65 -4.47 46.75  
 
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 21 18 3 18  
MONTH TO DATE 60 54 6 58  
SINCE SEP 1 60 54 6 58  
SINCE JAN 1 4009 3865 144 4262    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 10.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 64  
AVERAGE 71  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1974  
MINIMUM TEMPERATURE (F) 78 70 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2021.....SUNRISE 6:10 AM AST SUNSET 6:36 PM AST  
SEPTEMBER 4 2021.....SUNRISE 6:10 AM AST SUNSET 6:35 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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