438  
CDCA42 TJSJ 010901  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
501 AM AST SAT NOV 01 2025  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 31 2025
 
 
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)  
YESTERDAY  
MAXIMUM 89 10:35 AM 92 1973 88 1 80  
2023  
MINIMUM 77 11:26 PM 70 1963 76 1 74  
AVERAGE 83 82 1 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.95 5.58 2024 0.20 0.75 5.58  
MONTH TO DATE 5.73 5.21 0.52 8.97  
SINCE SEP 1 12.33 11.71 0.62 12.28  
SINCE JAN 1 55.95 47.65 8.30 62.49  
 
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 18 17 1 12  
MONTH TO DATE 593 547 46 645  
SINCE SEP 1 1169 1097 72 1284  
SINCE JAN 1 5214 4908 306 5735    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 61  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 93 2014  
MINIMUM TEMPERATURE (F) 76 71 1963  
 
SUNRISE AND SUNSET  
NOVEMBER 1 2025......SUNRISE 6:24 AM AST SUNSET 5:51 PM AST  
NOVEMBER 2 2025......SUNRISE 6:24 AM AST SUNSET 5:51 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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