011  
CDCA42 TJSJ 292159  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
559 PM AST THU JUL 29 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 29 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 88 MM 93 2013 89 -1 88  
MINIMUM 76 MM 70 1919 78 -2 78  
AVERAGE 82 83 -1 83  
 
PRECIPITATION (IN)  
TODAY 0.08 2.92 1931 0.19 -0.11 1.58  
MONTH TO DATE 4.93 5.63 -0.70 5.94  
SINCE JUN 1 15.42 10.29 5.13 9.84  
SINCE JAN 1 28.88 29.26 -0.38 38.06  
 
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 18  
MONTH TO DATE 542 522 20 571  
SINCE JUN 1 1060 1065 -5 1165  
SINCE JAN 1 3309 3198 111 3555    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 65  
AVERAGE 77  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1990  
MINIMUM TEMPERATURE (F) 78 71 1919  
 
SUNRISE AND SUNSET  
JULY 29 2021..........SUNRISE 6:01 AM AST SUNSET 7:00 PM AST  
JULY 30 2021..........SUNRISE 6:01 AM AST SUNSET 6:59 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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