503  
CDCA42 TJSJ 220856  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
456 AM AST TUE JUL 22 2025  
   
...............................  
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 21 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 92 12:31 PM 97 1993 90 2 90  
MINIMUM 79 6:16 AM 68 1999 79 0 82  
AVERAGE 86 84 2 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 1.21 1958 0.10 -0.02 T  
MONTH TO DATE 1.12 1.85 -0.73 2.35  
SINCE JUN 1 1.96 4.20 -2.24 2.35  
SINCE JAN 1 18.06 15.86 2.20 2.35  
 
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 21 20 1 21  
MONTH TO DATE 417 420 -3 419  
SINCE JUN 1 1028 993 35 754  
SINCE JAN 1 3420 3256 164 1999    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 56  
AVERAGE 72  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 97 1994  
MINIMUM TEMPERATURE (F) 79 66 1999  
 
SUNRISE AND SUNSET  
JULY 22 2025..........SUNRISE 5:55 AM AST SUNSET 6:58 PM AST  
JULY 23 2025..........SUNRISE 5:55 AM AST SUNSET 6:58 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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