512  
CDCA42 TJSJ 122144  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
544 PM AST TUE OCT 12 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 12 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 10:39 AM 97 1987 89 2 90  
MINIMUM 78 6:44 AM 72 1962 77 1 79  
AVERAGE 85 83 2 85  
 
PRECIPITATION (IN)  
TODAY MM 2.05 1926 0.14 MM T  
MONTH TO DATE 2.51 1.84 0.67 2.71  
SINCE SEP 1 6.99 8.34 -1.35 7.74  
SINCE JAN 1 38.93 44.28 -5.35 53.77  
 
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 20  
MONTH TO DATE 231 216 15 218  
SINCE SEP 1 835 766 69 801  
SINCE JAN 1 4784 4577 207 5005    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 65  
AVERAGE 79  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 97 1987  
MINIMUM TEMPERATURE (F) 77 70 1957  
 
SUNRISE AND SUNSET  
OCTOBER 12 2021.......SUNRISE 6:17 AM AST SUNSET 6:03 PM AST  
OCTOBER 13 2021.......SUNRISE 6:17 AM AST SUNSET 6:03 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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