112  
CDCA42 TJSJ 242139  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
539 PM AST TUE AUG 24 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 24 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 3:36 PM 94 1976 89 1 84  
MINIMUM 81 7:02 AM 70 1956 78 3 76  
AVERAGE 86 84 2 80  
 
PRECIPITATION (IN)  
TODAY 0.01 4.08 1988 0.22 -0.21 0.41  
MONTH TO DATE 2.67 4.71 -2.04 2.98  
SINCE JUN 1 18.47 15.39 3.08 17.30  
SINCE JAN 1 31.93 34.36 -2.43 45.52  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 21 18 3 15  
MONTH TO DATE 461 432 29 477  
SINCE JUN 1 1559 1538 21 1678  
SINCE JAN 1 3808 3671 137 4068    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 13.1  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 63  
AVERAGE 73  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2009  
MINIMUM TEMPERATURE (F) 78 71 1913  
 
SUNRISE AND SUNSET  
AUGUST 24 2021........SUNRISE 6:08 AM AST SUNSET 6:44 PM AST  
AUGUST 25 2021........SUNRISE 6:08 AM AST SUNSET 6:44 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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