518  
CDCA42 TJSJ 040422  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1222 AM AST WED SEP 04 2024  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 3 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 93R 3:09 PM 93 1995 89 4 93  
2023  
MINIMUM 82 3:16 AM 71 1962 78 4 80  
AVERAGE 88 84 4 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.58 1923 0.24 -0.24 0.01  
MONTH TO DATE 0.37 0.71 -0.34 0.01  
SINCE SEP 1 0.37 0.71 -0.34 0.01  
SINCE JAN 1 50.58 36.65 13.93 30.64  
 
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 23 18 5 22  
MONTH TO DATE 63 54 9 66  
SINCE SEP 1 63 54 9 66  
SINCE JAN 1 4514 3865 649 4153    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
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 95 2023  
MINIMUM TEMPERATURE (F) 78 70 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2024.....SUNRISE 6:10 AM AST SUNSET 6:35 PM AST  
SEPTEMBER 5 2024.....SUNRISE 6:10 AM AST SUNSET 6:34 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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