693  
CDCA42 TJSJ 120449  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1249 AM AST MON JUL 12 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 11 2021
 
 
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)  
YESTERDAY  
MAXIMUM 88 3:00 PM 93 1985 89 -1 91  
MINIMUM 77 6:51 AM 69 1952 78 -1 79  
AVERAGE 83 83 0 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.45 2.96 1927 0.18 0.27 0.03  
MONTH TO DATE 1.23 1.94 -0.71 1.33  
SINCE JUN 1 11.72 6.60 5.12 5.23  
SINCE JAN 1 25.18 25.57 -0.39 33.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 18 18 0 20  
MONTH TO DATE 211 198 13 224  
SINCE JUN 1 729 741 -12 818  
SINCE JAN 1 2978 2874 104 3208    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 15.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 72  
AVERAGE 84  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1980  
MINIMUM TEMPERATURE (F) 78 69 1952  
 
SUNRISE AND SUNSET  
JULY 12 2021..........SUNRISE 5:55 AM AST SUNSET 7:04 PM AST  
JULY 13 2021..........SUNRISE 5:55 AM AST SUNSET 7:04 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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