523  
CDCA42 TJSJ 312024  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
424 PM AST MON AUG 31 2026  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 31 2026
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 94R MM 94 1995 89 5 90  
MINIMUM 82 MM 71 1902 78 4 78  
AVERAGE 88 84 4 84  
 
PRECIPITATION (IN)  
TODAY 0.42 2.63 1979 0.23 0.19 2.45  
MONTH TO DATE 1.78 6.29 -4.51 9.64  
SINCE JUN 1 3.84 16.97 -13.13 19.22  
SINCE JAN 1 24.79 35.94 -11.15 43.62  
 
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 23 18 5 19  
MONTH TO DATE 648 572 76 608  
SINCE JUN 1 1866 1678 188 1721  
SINCE JAN 1 4119 3811 308 4045    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 49  
AVERAGE 66  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 97 1981  
MINIMUM TEMPERATURE (F) 78 70 1942  
 
SUNRISE AND SUNSET  
AUGUST 31 2026........SUNRISE 6:09 AM AST SUNSET 6:39 PM AST  
SEPTEMBER 1 2026.....SUNRISE 6:09 AM AST SUNSET 6:38 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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