170  
CDCA42 TJSJ 140900  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
500 AM AST THU AUG 14 2025  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 13 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 94 1:01 PM 98 1994 90 4 86  
MINIMUM 83 6:38 AM 72 1986 80 3 77  
AVERAGE 89 85 4 82  
 
PRECIPITATION (IN)  
YESTERDAY T 1.88 2024 0.14 -0.14 1.88  
MONTH TO DATE 0.25 1.66 -1.41 4.29  
SINCE JUN 1 2.29 6.92 -4.63 7.47  
SINCE JAN 1 18.39 18.58 -0.19 7.47  
 
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 24 20 4 17  
MONTH TO DATE 291 260 31 250  
SINCE JUN 1 1535 1437 98 1199  
SINCE JAN 1 3927 3700 227 2444    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 56  
AVERAGE 71  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 96 1995  
MINIMUM TEMPERATURE (F) 80 73 1990  
 
SUNRISE AND SUNSET  
AUGUST 14 2025........SUNRISE 6:02 AM AST SUNSET 6:47 PM AST  
AUGUST 15 2025........SUNRISE 6:02 AM AST SUNSET 6:46 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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