239  
CDCA42 TJSJ 280432  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1232 AM AST SAT SEP 28 2024  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 27 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 92 1:28 PM 94 2015 89 3 89  
MINIMUM 80 6:30 PM 70 1949 77 3 79  
AVERAGE 86 83 3 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 2.32 1932 0.20 -0.17 0.16  
MONTH TO DATE 3.22 5.92 -2.70 2.65  
SINCE SEP 1 3.22 5.92 -2.70 2.65  
SINCE JAN 1 53.43 41.86 11.57 33.28  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 18 3 19  
MONTH TO DATE 574 486 88 569  
SINCE SEP 1 574 486 88 569  
SINCE JAN 1 5025 4297 728 4656    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 66  
AVERAGE 77  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 2013  
MINIMUM TEMPERATURE (F) 77 69 1920  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2024.....SUNRISE 6:14 AM AST SUNSET 6:15 PM AST  
SEPTEMBER 29 2024.....SUNRISE 6:14 AM AST SUNSET 6:14 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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