670  
CDCA42 TJSJ 050432  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1232 AM AST SAT AUG 05 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 4 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 2:49 PM 93 2005 89 2 88  
MINIMUM 80 6:07 AM 71 1909 78 2 80  
AVERAGE 86 83 3 84  
 
PRECIPITATION (IN)  
YESTERDAY T 2.71 1945 0.17 -0.17 0.16  
MONTH TO DATE 0.48 0.70 -0.22 0.17  
SINCE JUN 1 6.79 11.38 -4.59 9.94  
SINCE JAN 1 26.79 30.35 -3.56 31.83  
 
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 21 18 3 19  
MONTH TO DATE 78 72 6 79  
SINCE JUN 1 1318 1178 140 1189  
SINCE JAN 1 3530 3311 219 3286    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 59  
AVERAGE 74  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 2010  
MINIMUM TEMPERATURE (F) 78 71 1959  
 
SUNRISE AND SUNSET  
AUGUST 5 2023........SUNRISE 6:03 AM AST SUNSET 6:57 PM AST  
AUGUST 6 2023........SUNRISE 6:03 AM AST SUNSET 6:56 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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