424  
CDCA42 TJSJ 202146  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
546 PM AST FRI SEP 20 2024  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 20 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91 3:11 PM 95 1981 89 2 90  
MINIMUM 81 6:39 AM 72 1920 77 4 80  
AVERAGE 86 83 3 85  
 
PRECIPITATION (IN)  
TODAY T 7.11 2017 0.21 -0.21 T  
MONTH TO DATE 2.50 4.54 -2.04 1.37  
SINCE SEP 1 2.50 4.54 -2.04 1.37  
SINCE JAN 1 52.71 40.48 12.23 32.00  
 
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 20  
MONTH TO DATE 425 360 65 427  
SINCE SEP 1 425 360 65 427  
SINCE JAN 1 4876 4171 705 4514    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 66  
AVERAGE 77  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 95 2019  
MINIMUM TEMPERATURE (F) 77 71 1960  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 6:13 AM AST SUNSET 6:21 PM AST  
SEPTEMBER 21 2024.....SUNRISE 6:13 AM AST SUNSET 6:21 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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