648  
CDCA42 TJSJ 102151  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
525 PM AST TUE AUG 10 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 10 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 87 12:34 PM 92 2015 89 -2 90  
MINIMUM 77 1:11 PM 72 1905 78 -1 79  
AVERAGE 82 83 -1 85  
 
PRECIPITATION (IN)  
TODAY 0.65 2.58 1965 0.21 0.44 0.09  
MONTH TO DATE 1.49 1.82 -0.33 0.17  
SINCE JUN 1 17.29 12.50 4.79 14.49  
SINCE JAN 1 30.75 31.47 -0.72 42.71  
 
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 17 18 -1 20  
MONTH TO DATE 183 180 3 204  
SINCE JUN 1 1281 1286 -5 1405  
SINCE JAN 1 3530 3419 111 3795    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 70  
AVERAGE 82  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 2011  
MINIMUM TEMPERATURE (F) 78 71 1923  
 
SUNRISE AND SUNSET  
AUGUST 10 2021........SUNRISE 6:05 AM AST SUNSET 6:54 PM AST  
AUGUST 11 2021........SUNRISE 6:05 AM AST SUNSET 6:53 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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