096  
CDCA42 TJSJ 222129  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
529 PM AST WED SEP 22 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 22 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 96R 1:18 PM 95 2020 89 7 95  
MINIMUM 79 2:35 AM 71 1947 77 2 80  
AVERAGE 88 83 5 88  
 
PRECIPITATION (IN)  
TODAY 0.02 3.39 2017 0.19 -0.17 0.03  
MONTH TO DATE 4.39 4.94 -0.55 2.99  
SINCE SEP 1 4.39 4.94 -0.55 2.99  
SINCE JAN 1 36.32 40.88 -4.56 49.02  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 23 18 5 23  
MONTH TO DATE 442 396 46 429  
SINCE SEP 1 442 396 46 429  
SINCE JAN 1 4391 4207 184 4633    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 45  
AVERAGE 68  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 2020  
MINIMUM TEMPERATURE (F) 77 71 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2021.....SUNRISE 6:13 AM AST SUNSET 6:20 PM AST  
SEPTEMBER 23 2021.....SUNRISE 6:13 AM AST SUNSET 6:19 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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