950  
CDCA42 TJSJ 050427  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1227 AM AST FRI JAN 05 2024  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JANUARY 4 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 1:00 PM 88 2018 83 3 79  
MINIMUM 75 7:38 AM 63 1965 72 3 72  
AVERAGE 81 78 3 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.71 1937 0.14 -0.14 0.96  
MONTH TO DATE 0.13 0.57 -0.44 1.82  
SINCE DEC 1 7.84 5.42 2.42 5.54  
SINCE JAN 1 0.13 0.57 -0.44 1.82  
 
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 16 13 3 11  
MONTH TO DATE 60 52 8 53  
SINCE DEC 1 524 478 46 506  
SINCE JAN 1 60 52 8 53    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 70  
AVERAGE 79  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 89 2010  
MINIMUM TEMPERATURE (F) 72 63 1956  
 
SUNRISE AND SUNSET  
JANUARY 5 2024.......SUNRISE 6:57 AM AST SUNSET 6:01 PM AST  
JANUARY 6 2024.......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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