238  
CDCA42 TJSJ 171946  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
346 PM AST SUN MAY 17 2026  
   
...............................  
 
   
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MAY 17 2026  
 
VALID TODAY AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1953 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 90 12:12 PM 96 1994 87 3 82  
MINIMUM 81 6:03 AM 68 1972 78 3 73  
AVERAGE 86 82 4 78  
 
PRECIPITATION (IN)  
TODAY 0.00 2.16 2012 0.10 -0.10 0.30  
MONTH TO DATE 0.11 1.74 -1.63 4.56  
SINCE MAR 1 4.91 5.84 -0.93 13.40  
SINCE JAN 1 8.75 10.38 -1.63 15.55  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 21 17 4 13  
MONTH TO DATE 329 287 42 289  
SINCE MAR 1 1260 1194 66 1282  
SINCE JAN 1 2174 2012 162 2127    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 57  
AVERAGE 70  
   
......................................................  
 
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 95 1995  
MINIMUM TEMPERATURE (F) 78 69 1972  
 
SUNRISE AND SUNSET  
MAY 17 2026...........SUNRISE 5:46 AM AST SUNSET 6:47 PM AST  
MAY 18 2026...........SUNRISE 5:45 AM AST SUNSET 6:47 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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