544  
CDCA42 TJSJ 092301  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
701 PM AST MON AUG 09 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 9 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 89 2:23 PM 95 1983 89 0 90  
MINIMUM 78 5:22 AM 70 1900 78 0 80  
AVERAGE 84 83 1 85  
 
PRECIPITATION (IN)  
TODAY T 1.53 1937 0.20 -0.20 T  
MONTH TO DATE 0.84 1.61 -0.77 0.08  
SINCE JUN 1 16.64 12.29 4.35 14.40  
SINCE JAN 1 30.10 31.26 -1.16 42.62  
 
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 19 18 1 20  
MONTH TO DATE 166 162 4 184  
SINCE JUN 1 1264 1268 -4 1385  
SINCE JAN 1 3513 3401 112 3775    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 66  
AVERAGE 78  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 2015  
MINIMUM TEMPERATURE (F) 78 72 1905  
 
SUNRISE AND SUNSET  
AUGUST 9 2021........SUNRISE 6:04 AM AST SUNSET 6:54 PM AST  
AUGUST 10 2021........SUNRISE 6:05 AM AST SUNSET 6:54 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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