444  
CDCA42 TJSJ 310945  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
545 AM AST SUN AUG 31 2025  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 30 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 97 1994 90 MM 90  
MINIMUM MM MM 70 1979 80 MM 80  
AVERAGE MM 85 MM 85  
 
PRECIPITATION (IN)  
YESTERDAY MM 3.02 2010 0.17 MM 0.17  
MONTH TO DATE 3.51 4.21 -0.70 7.70  
SINCE JUN 1 5.55 9.47 -3.92 10.88  
SINCE JAN 1 21.65 21.13 0.52 10.88  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY MM 20 MM 20  
MONTH TO DATE 614 600 14 584  
SINCE JUN 1 1858 1777 81 1533  
SINCE JAN 1 4250 4040 210 2778    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 97 1995  
MINIMUM TEMPERATURE (F) 80 74 1995  
 
SUNRISE AND SUNSET  
AUGUST 31 2025........SUNRISE 6:05 AM AST SUNSET 6:35 PM AST  
SEPTEMBER 1 2025.....SUNRISE 6:05 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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