650  
CDCA42 TJSJ 170900  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
500 AM AST TUE JUN 17 2025  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JUNE 16 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 87 11:35 AM 96 1983 89 -2 91  
MINIMUM 79 11:59 PM 70 1957 77 2 80  
AVERAGE 83 83 0 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 1.97 2011 0.14 -0.05 0.01  
MONTH TO DATE 2.32 2.64 -0.32 1.58  
SINCE JUN 1 2.32 2.64 -0.32 1.58  
SINCE JAN 1 26.72 21.61 5.11 34.46  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 18 0 21  
MONTH TO DATE 284 288 -4 344  
SINCE JUN 1 284 288 -4 344  
SINCE JAN 1 2608 2421 187 2856    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 77  
AVERAGE 87  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 2005  
MINIMUM TEMPERATURE (F) 77 70 1960  
 
SUNRISE AND SUNSET  
JUNE 17 2025..........SUNRISE 5:48 AM AST SUNSET 7:02 PM AST  
JUNE 18 2025..........SUNRISE 5:48 AM AST SUNSET 7:02 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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