670  
CDCA42 TJSJ 290545  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
145 AM AST SUN OCT 29 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 28 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 2:08 PM 94 2012 88 3 87  
MINIMUM 78 7:12 AM 70 1941 76 2 76  
AVERAGE 85 82 3 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 2.49 1941 0.20 -0.15 0.01  
MONTH TO DATE 9.65 4.60 5.05 6.30  
SINCE SEP 1 12.70 11.10 1.60 19.91  
SINCE JAN 1 43.38 47.04 -3.66 61.30  
 
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 20 17 3 17  
MONTH TO DATE 584 497 87 520  
SINCE SEP 1 1218 1047 171 1085  
SINCE JAN 1 5305 4858 447 4891    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 63  
AVERAGE 79  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 94 2021  
MINIMUM TEMPERATURE (F) 76 70 1965  
 
SUNRISE AND SUNSET  
OCTOBER 29 2023.......SUNRISE 6:22 AM AST SUNSET 5:53 PM AST  
OCTOBER 30 2023.......SUNRISE 6:23 AM AST SUNSET 5:52 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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