431  
CDCA42 TJSJ 172120  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
520 PM AST WED JUN 17 2026  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JUNE 17 2026  
 
VALID TODAY AS OF 0500 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 90 1:00 PM 94 2005 89 1 89  
MINIMUM 79 6:21 AM 70 1960 77 2 77  
AVERAGE 85 83 2 83  
 
PRECIPITATION (IN)  
TODAY T 2.45 1960 0.16 -0.16 T  
MONTH TO DATE 0.51 2.80 -2.29 2.32  
SINCE JUN 1 0.51 2.80 -2.29 2.32  
SINCE JAN 1 21.46 21.77 -0.31 26.72  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 20 18 2 18  
MONTH TO DATE 330 306 24 302  
SINCE JUN 1 330 306 24 302  
SINCE JAN 1 2583 2439 144 2626    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 59  
AVERAGE 68  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 2005  
2024  
MINIMUM TEMPERATURE (F) 77 69 1909  
 
SUNRISE AND SUNSET  
JUNE 17 2026..........SUNRISE 5:48 AM AST SUNSET 7:02 PM AST  
JUNE 18 2026..........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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