492  
CDCA42 TJSJ 072130  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
530 PM AST THU OCT 07 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 7 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 90 1:34 PM 92 2015 89 1 89  
MINIMUM 80 5:56 AM 69 1913 77 3 77  
AVERAGE 85 83 2 83  
 
PRECIPITATION (IN)  
TODAY 0.05 3.61 1970 0.14 -0.09 0.05  
MONTH TO DATE 0.67 1.13 -0.46 1.93  
SINCE SEP 1 5.15 7.63 -2.48 6.96  
SINCE JAN 1 37.09 43.57 -6.48 52.99  
 
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 20 18 2 18  
MONTH TO DATE 139 126 13 122  
SINCE SEP 1 743 676 67 705  
SINCE JAN 1 4692 4487 205 4909    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 63  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 97 1981  
MINIMUM TEMPERATURE (F) 77 70 1912  
 
SUNRISE AND SUNSET  
OCTOBER 7 2021.......SUNRISE 6:16 AM AST SUNSET 6:07 PM AST  
OCTOBER 8 2021.......SUNRISE 6:16 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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