123  
CDCA42 TJSJ 120450  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1250 AM AST THU SEP 12 2024  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 11 2024
 
 
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)  
YESTERDAY  
MAXIMUM 92 2:20 PM 94 1994 89 3 90  
MINIMUM 77 6:56 AM 71 1909 78 -1 79  
AVERAGE 85 83 2 85  
 
PRECIPITATION (IN)  
YESTERDAY T 2.32 1918 0.23 -0.23 0.10  
MONTH TO DATE 1.78 2.58 -0.80 1.34  
SINCE SEP 1 1.78 2.58 -0.80 1.34  
SINCE JAN 1 51.99 38.52 13.47 31.97  
 
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 20 18 2 20  
MONTH TO DATE 230 198 32 230  
SINCE SEP 1 230 198 32 230  
SINCE JAN 1 4681 4009 672 4317    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 62  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 2011  
2017  
MINIMUM TEMPERATURE (F) 78 72 1961  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2024.....SUNRISE 6:11 AM AST SUNSET 6:28 PM AST  
SEPTEMBER 13 2024.....SUNRISE 6:12 AM AST SUNSET 6:28 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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