315  
CDCA42 TJSJ 182139  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
539 PM AST TUE APR 18 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 18 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83 4:00 PM 93 2021 86 -3 87  
MINIMUM 72 MM 68 1962 74 -2 75  
AVERAGE 78 80 -2 81  
 
PRECIPITATION (IN)  
TODAY 0.03 3.81 2005 0.16 -0.13 T  
MONTH TO DATE 2.88 2.45 0.43 1.55  
SINCE MAR 1 5.13 4.63 0.50 4.99  
SINCE JAN 1 13.39 11.28 2.11 19.42  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 13 15 -2 16  
MONTH TO DATE 240 266 -26 267  
SINCE MAR 1 661 686 -25 677  
SINCE JAN 1 1461 1433 28 1417    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 63  
AVERAGE 75  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 2007  
MINIMUM TEMPERATURE (F) 74 66 1961  
 
SUNRISE AND SUNSET  
APRIL 18 2023.........SUNRISE 6:05 AM AST SUNSET 6:42 PM AST  
APRIL 19 2023.........SUNRISE 6:05 AM AST SUNSET 6:42 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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