688  
CDCA42 TJSJ 090905  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
505 AM AST FRI MAY 09 2025  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 8 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 12:46 PM 94 1988 87 -1 87  
MINIMUM 76 11:08 PM 69 1989 75 1 77  
AVERAGE 81 81 0 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 2.35 2001 0.17 -0.02 0.02  
MONTH TO DATE 2.31 1.44 0.87 5.50  
SINCE MAR 1 12.98 8.22 4.76 17.53  
SINCE JAN 1 19.77 14.87 4.90 26.87  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 16 0 17  
MONTH TO DATE 121 128 -7 140  
SINCE MAR 1 1054 1001 53 1146  
SINCE JAN 1 1938 1748 190 2039    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 65  
AVERAGE 78  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 94 1983  
MINIMUM TEMPERATURE (F) 75 70 1989  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 5:53 AM AST SUNSET 6:48 PM AST  
MAY 10 2025...........SUNRISE 5:52 AM AST SUNSET 6:49 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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