666  
CDCA42 TJSJ 170840  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
440 AM AST FRI APR 17 2026  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 16 2026  
 
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)  
YESTERDAY  
MAXIMUM 85 2:20 PM 93 2005 86 -1 89  
MINIMUM 75 3:18 PM 67 1950 74 1 75  
AVERAGE 80 80 0 82  
 
PRECIPITATION (IN)  
YESTERDAY T 2.67 1998 0.15 -0.15 0.08  
MONTH TO DATE 0.36 2.12 -1.76 3.42  
SINCE MAR 1 6.92 4.30 2.62 7.45  
SINCE JAN 1 15.29 10.95 4.34 14.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 15 15 0 17  
MONTH TO DATE 251 236 15 241  
SINCE MAR 1 691 656 35 731  
SINCE JAN 1 1483 1403 80 1615    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 65  
AVERAGE 74  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 97 1983  
MINIMUM TEMPERATURE (F) 74 67 1965  
 
SUNRISE AND SUNSET  
APRIL 17 2026.........SUNRISE 6:06 AM AST SUNSET 6:42 PM AST  
APRIL 18 2026.........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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