796  
CDCA42 TJSJ 042007  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
407 PM AST SUN JAN 04 2026  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JANUARY 4 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 88R 3:26 PM 88 2018 83 5 83  
MINIMUM 73 7:36 AM 63 1965 72 1 73  
AVERAGE 81 78 3 78  
 
PRECIPITATION (IN)  
TODAY 0.00 1.71 1937 0.14 -0.14 0.29  
MONTH TO DATE 0.00 0.57 -0.57 0.35  
SINCE DEC 1 4.90 5.42 -0.52 5.20  
SINCE JAN 1 0.00 0.57 -0.57 0.35  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 16 13 3 13  
MONTH TO DATE 57 52 5 54  
SINCE DEC 1 504 478 26 565  
SINCE JAN 1 57 52 5 54    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 50  
AVERAGE 70  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 89 2010  
MINIMUM TEMPERATURE (F) 72 63 1956  
 
SUNRISE AND SUNSET  
JANUARY 4 2026.......SUNRISE 6:57 AM AST SUNSET 6:01 PM AST  
JANUARY 5 2026.......SUNRISE 6:57 AM AST SUNSET 6:02 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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