440   
CDCA42 TJSJ 190856  
CLIIST  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE SAN JUAN PR  
456 AM AST THU DEC 19 2024  
   
...............................  
  
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 18 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         86   1:41 PM  91    1994  85      1       85          
  MINIMUM         74   6:47 AM  65    1982  75     M1       75          
  AVERAGE         80                        80      0       80       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.24          0.74 1981   0.09   0.15     0.02       
  MONTH TO DATE    1.25                      1.86  M0.61     0.10       
  SINCE DEC 1      1.25                      1.86  M0.61     0.10       
  SINCE JAN 1     36.32                     40.38  M4.06    20.45       
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE DEC 1      0                         0      0        0          
  SINCE JUL 1      0                         0      0        0          
  
 COOLING                                                                
  YESTERDAY       15                        15      0       15          
  MONTH TO DATE  291                       278     13      292          
  SINCE DEC 1    291                       278     13      292          
  SINCE JAN 1   4779                      5976  M1197     6209           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     E (90)          
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     E (110)         
  AVERAGE WIND SPEED    13.5                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.4                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  HEAVY RAIN                                                            
  LIGHT RAIN                                                            
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    94                                                          
 LOWEST     70                                                          
 AVERAGE    82                                                          
   
......................................................  
  
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   85        90      1994                        
 MINIMUM TEMPERATURE (F)   75        65      1982                        
  
SUNRISE AND SUNSET                                                      
DECEMBER 19 2024......SUNRISE   6:46 AM AST   SUNSET   5:48 PM AST       
DECEMBER 20 2024......SUNRISE   6:47 AM AST   SUNSET   5:49 PM AST       
  
M  INDICATES NEGATIVE NUMBERS.  
R  INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T  INDICATES TRACE AMOUNT.  
  
  
 
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