538   
CDCA42 TJSJ 182028  
CLIISX  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE SAN JUAN PR  
428 PM AST SUN MAY 18 2025  
   
...............................  
  
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR MAY 18 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
  
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2025  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 TODAY                                                                 
  MAXIMUM         87        MM  91    1961  87      0       MM          
  MINIMUM         77   2:00 AM  68    1979  76      1       MM          
  AVERAGE         82                        81      1       MM       
  
PRECIPITATION (IN)                                                      
  TODAY           MM             1.60 2010   0.12  MM       MM          
  MONTH TO DATE    0.00                      2.33  -2.33      T         
  SINCE MAR 1      0.00                      6.17  -6.17     2.01       
  SINCE JAN 1      0.00                      9.46  -9.46     7.42       
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY            0                         0      0       MM          
  MONTH TO DATE    0                         0      0       MM          
  SINCE MAR 1      0                         0      0        0          
  SINCE JUL 1      0                         0      0        0          
  
 COOLING                                                                
  TODAY           17                        16      1       MM          
  MONTH TO DATE  298                       288     10       MM          
  SINCE MAR 1   1202                      1140     62      748          
  SINCE JAN 1   1993                      1898     95     1708           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (130)         
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (110)         
  AVERAGE WIND SPEED     8.3                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.3                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  LIGHT RAIN                                                            
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    94                                                          
 LOWEST     70                                                          
 AVERAGE    82                                                          
   
......................................................  
  
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   87        90      1999                        
 MINIMUM TEMPERATURE (F)   76        66      1979                        
  
SUNRISE AND SUNSET                                                      
MAY 18 2025...........SUNRISE   5:46 AM AST   SUNSET   6:46 PM AST       
MAY 19 2025...........SUNRISE   5:45 AM AST   SUNSET   6:46 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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