806  
CDCA42 TJSJ 030428  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1228 AM AST TUE OCT 03 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 2 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 90 1:27 PM 95 1992 89 1 94  
MINIMUM 82 11:49 PM 70 1899 77 5 79  
AVERAGE 86 83 3 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.25 2.29 1953 0.17 0.08 0.00  
MONTH TO DATE 1.79 0.34 1.45 0.18  
SINCE SEP 1 4.84 6.84 -2.00 13.79  
SINCE JAN 1 35.52 42.78 -7.26 55.18  
 
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 22  
MONTH TO DATE 40 36 4 41  
SINCE SEP 1 674 586 88 606  
SINCE JAN 1 4761 4397 364 4412    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 68  
AVERAGE 80  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 1982  
MINIMUM TEMPERATURE (F) 77 69 1938  
 
SUNRISE AND SUNSET  
OCTOBER 3 2023.......SUNRISE 6:15 AM AST SUNSET 6:11 PM AST  
OCTOBER 4 2023.......SUNRISE 6:15 AM AST SUNSET 6:10 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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