511  
CDCA42 TJSJ 301959  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
359 PM AST WED JUL 30 2025  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 30 2025  
 
VALID TODAY AS OF 0300 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 12:56 PM 94 1990 89 2 91  
MINIMUM 78 3:15 AM 71 1919 78 0 80  
AVERAGE 85 83 2 86  
 
PRECIPITATION (IN)  
TODAY 0.02 4.46 2020 0.20 -0.18 T  
MONTH TO DATE 5.39 5.83 -0.44 4.35  
SINCE JUN 1 9.40 10.49 -1.09 7.76  
SINCE JAN 1 33.80 29.46 4.34 40.64  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 20 18 2 21  
MONTH TO DATE 567 540 27 627  
SINCE JUN 1 1094 1083 11 1266  
SINCE JAN 1 3418 3216 202 3778    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 61  
AVERAGE 76  
   
......................................................  
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1980  
MINIMUM TEMPERATURE (F) 78 71 1927  
 
SUNRISE AND SUNSET  
JULY 30 2025..........SUNRISE 6:01 AM AST SUNSET 6:59 PM AST  
JULY 31 2025..........SUNRISE 6:02 AM AST SUNSET 6:59 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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