867  
CDCA42 TJSJ 290850  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
450 AM AST THU JAN 29 2026  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JANUARY 28 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 1:23 PM 91 1983 83 1 86  
MINIMUM 70 6:02 AM 62 1965 72 -2 75  
AVERAGE 77 78 -1 81  
 
PRECIPITATION (IN)  
YESTERDAY T 0.76 1940 0.11 -0.11 T  
MONTH TO DATE 1.83 3.75 -1.92 2.95  
SINCE DEC 1 6.73 8.60 -1.87 7.80  
SINCE JAN 1 1.83 3.75 -1.92 2.95  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 12 12 0 16  
MONTH TO DATE 374 346 28 413  
SINCE DEC 1 821 772 49 924  
SINCE JAN 1 374 346 28 413    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 65  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 90 1978  
2024  
MINIMUM TEMPERATURE (F) 72 64 1964  
 
SUNRISE AND SUNSET  
JANUARY 29 2026.......SUNRISE 6:58 AM AST SUNSET 6:16 PM AST  
JANUARY 30 2026.......SUNRISE 6:58 AM AST SUNSET 6:17 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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