305  
CDCA42 TJSJ 060859  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
459 AM AST WED AUG 06 2025  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 5 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 89 2:15 PM 94 2010 89 0 91  
MINIMUM 80 6:40 AM 71 1959 78 2 83  
AVERAGE 85 83 2 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 1.46 1943 0.18 -0.16 0.04  
MONTH TO DATE 1.23 0.88 0.35 1.17  
SINCE JUN 1 10.81 11.56 -0.75 9.34  
SINCE JAN 1 35.21 30.53 4.68 42.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 20 18 2 22  
MONTH TO DATE 98 90 8 106  
SINCE JUN 1 1211 1196 15 1392  
SINCE JAN 1 3535 3329 206 3904    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 66  
AVERAGE 77  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2008  
2023  
MINIMUM TEMPERATURE (F) 78 69 1904  
 
SUNRISE AND SUNSET  
AUGUST 6 2025........SUNRISE 6:03 AM AST SUNSET 6:56 PM AST  
AUGUST 7 2025........SUNRISE 6:04 AM AST SUNSET 6:55 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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