909  
CDCA42 TJSJ 272124  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
524 PM AST WED SEP 27 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 27 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 1:46 PM 94 2015 89 0 88  
MINIMUM 79 6:42 AM 70 1949 77 2 78  
AVERAGE 84 83 1 83  
 
PRECIPITATION (IN)  
TODAY 0.16 2.32 1932 0.20 -0.04 0.02  
MONTH TO DATE 2.65 5.92 -3.27 12.86  
SINCE SEP 1 2.65 5.92 -3.27 12.86  
SINCE JAN 1 33.33 41.86 -8.53 54.25  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 19 18 1 18  
MONTH TO DATE 569 486 83 513  
SINCE SEP 1 569 486 83 513  
SINCE JAN 1 4656 4297 359 4319    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 70  
AVERAGE 82  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 2013  
MINIMUM TEMPERATURE (F) 77 69 1920  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2023.....SUNRISE 6:14 AM AST SUNSET 6:16 PM AST  
SEPTEMBER 28 2023.....SUNRISE 6:14 AM AST SUNSET 6:15 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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