960  
CDCA42 TJSJ 242148  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
525 PM AST FRI SEP 24 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 24 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 92 10:39 AM 94 2004 89 3 89  
2017  
MINIMUM 80 6:27 AM 70 1956 77 3 77  
AVERAGE 86 83 3 83  
 
PRECIPITATION (IN)  
TODAY 0.00 1.11 1952 0.20 -0.20 T  
MONTH TO DATE 4.39 5.34 -0.95 3.24  
SINCE SEP 1 4.39 5.34 -0.95 3.24  
SINCE JAN 1 36.32 41.28 -4.96 49.27  
 
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 21 18 3 18  
MONTH TO DATE 485 432 53 468  
SINCE SEP 1 485 432 53 468  
SINCE JAN 1 4434 4243 191 4672    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 54  
AVERAGE 67  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 1987  
MINIMUM TEMPERATURE (F) 77 70 1960  
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2021.....SUNRISE 6:13 AM AST SUNSET 6:18 PM AST  
SEPTEMBER 25 2021.....SUNRISE 6:13 AM AST SUNSET 6:17 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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