420  
CDCA42 TJSJ 180426  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1226 AM AST WED SEP 18 2024  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 17 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 10:54 AM 95 1991 89 1 89  
MINIMUM 81 11:59 PM 64 1972 80 1 82  
AVERAGE 86 84 2 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.85 1984 0.20 -0.10 0.00  
MONTH TO DATE 5.06 3.27 1.79 0.73  
SINCE SEP 1 5.06 3.27 1.79 0.73  
SINCE JAN 1 16.20 24.56 -8.36 11.50  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 19 2 21  
MONTH TO DATE 335 334 1 364  
SINCE SEP 1 335 334 1 364  
SINCE JAN 1 3133 4385 -1252 4525    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 64  
AVERAGE 79  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 1994  
MINIMUM TEMPERATURE (F) 80 71 1972  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 6:08 AM AST SUNSET 6:19 PM AST  
SEPTEMBER 19 2024.....SUNRISE 6:08 AM AST SUNSET 6:18 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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