676  
CDCA42 TJSJ 251932  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
332 PM AST THU SEP 25 2025  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 25 2025
 
 
VALID TODAY AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 12:35 PM 96 1987 89 -1 92  
MINIMUM 77 6:37 AM 70 1960 77 0 82  
AVERAGE 83 83 0 87  
 
PRECIPITATION (IN)  
TODAY 0.17 3.94 1934 0.18 -0.01 0.00  
MONTH TO DATE 6.01 5.52 0.49 3.21  
SINCE SEP 1 6.01 5.52 0.49 3.21  
SINCE JAN 1 49.63 41.46 8.17 53.42  
 
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 18 18 0 22  
MONTH TO DATE 473 450 23 532  
SINCE SEP 1 473 450 23 532  
SINCE JAN 1 4518 4261 257 4983    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
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 96 1987  
MINIMUM TEMPERATURE (F) 77 71 1997  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2025.....SUNRISE 6:13 AM AST SUNSET 6:17 PM AST  
SEPTEMBER 26 2025.....SUNRISE 6:14 AM AST SUNSET 6:16 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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