252   
CDCA42 TJSJ 311930  
CLIISX  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE SAN JUAN PR  
330 PM AST THU JUL 31 2025  
   
...............................  
  
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 31 2025...  
VALID TODAY AS OF 0300 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  12:30 PM  92    2017  89     -2       87          
                                      2018                             
  MINIMUM         76   6:27 AM  71    1975  77     -1       75          
  AVERAGE         82                        83     -1       81       
  
PRECIPITATION (IN)                                                      
  TODAY            0.01          0.92 2008   0.09  -0.08    MM          
  MONTH TO DATE    1.83                      2.64  -0.81      T         
  SINCE JUN 1      3.24                      4.56  -1.32     1.87       
  SINCE JAN 1      3.31                     15.31 -12.00     9.77       
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY            0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE JUN 1      0                         0      0        0          
  SINCE JUL 1      0                         0      0        0          
  
 COOLING                                                                
  TODAY           17                        18     -1       16          
  MONTH TO DATE  558                       566     -8      647          
  SINCE JUN 1   1085                      1100    -15     1256          
  SINCE JAN 1   3309                      3214     95     3143           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     E (100)         
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     E (100)         
  AVERAGE WIND SPEED     8.9                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.3                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                    
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    91                                                          
 LOWEST     65                                                          
 AVERAGE    78                                                          
   
......................................................  
  
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   89        94      2017                        
 MINIMUM TEMPERATURE (F)   77        70      1977                        
  
SUNRISE AND SUNSET                                                      
JULY 31 2025..........SUNRISE   5:58 AM AST   SUNSET   6:53 PM AST       
AUGUST  1 2025........SUNRISE   5:58 AM AST   SUNSET   6:53 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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