120  
CDCA42 TJSJ 180841  
CLIIST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
441 AM AST WED MAR 18 2026  
   
...............................  
 
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MARCH 17 2026...  
 
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)  
YESTERDAY  
MAXIMUM MM MM 91 1994 84 MM 87  
MINIMUM MM MM 66 1953 74 MM 77  
AVERAGE MM 79 MM 82  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.87 1987 0.06 MM T  
MONTH TO DATE 0.79 0.96 -0.17 1.65  
SINCE MAR 1 0.79 0.96 -0.17 1.65  
SINCE JAN 1 4.63 5.50 -0.87 3.80  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY MM 14 MM 17  
MONTH TO DATE 271 238 33 276  
SINCE MAR 1 271 238 33 276  
SINCE JAN 1 1185 1056 129 1121    
...............................................................  
 
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 MM  
 
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) 84 93 1994  
MINIMUM TEMPERATURE (F) 74 65 1972  
 
SUNRISE AND SUNSET  
MARCH 18 2026.........SUNRISE 6:26 AM AST SUNSET 6:30 PM AST  
MARCH 19 2026.........SUNRISE 6:25 AM AST SUNSET 6:31 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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