330  
CDCA42 TJSJ 230856  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
456 AM AST WED SEP 23 2026  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 22 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 89 11:37 AM 96 2021 89 0 89  
MINIMUM 78 5:49 AM 71 1947 77 1 78  
AVERAGE 84 83 1 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.97 3.39 2017 0.19 0.78 0.24  
MONTH TO DATE 5.96 4.94 1.02 4.19  
SINCE SEP 1 5.96 4.94 1.02 4.19  
SINCE JAN 1 30.89 40.88 -9.99 47.81  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 18 1 19  
MONTH TO DATE 431 396 35 420  
SINCE SEP 1 431 396 35 420  
SINCE JAN 1 4549 4207 342 4465    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 57  
AVERAGE 73  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 2020  
MINIMUM TEMPERATURE (F) 77 71 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2026.....SUNRISE 6:13 AM AST SUNSET 6:19 PM AST  
SEPTEMBER 24 2026.....SUNRISE 6:13 AM AST SUNSET 6:18 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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