198 
CDCA42 TJSJ 200859
CLISJU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN JUAN PR
459 AM AST TUE MAY 20 2025

...................................

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 19 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         86  12:23 PM  95    2021  88     -2       93        
  MINIMUM         75   1:57 PM  69    1940  76     -1       81        
  AVERAGE         81                        82     -1       87     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.90          2.73 2023   0.18   0.72      T       
  MONTH TO DATE    5.42                      3.40   2.02     7.71     
  SINCE MAR 1     16.09                     10.18   5.91    19.74     
  SINCE JAN 1     22.88                     16.83   6.05    29.08     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        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                                                              
  YESTERDAY       16                        17     -1       22        
  MONTH TO DATE  293                       307    -14      360        
  SINCE MAR 1   1226                      1180     46     1366        
  SINCE JAN 1   2110                      1927    183     2259        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (270)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (270)       
  AVERAGE WIND SPEED     3.7                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.5                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  THUNDERSTORM                                                        
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97                                                        
 LOWEST     70                                                        
 AVERAGE    84                                                        

..........................................................


THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   88        92      1999                      
                                             2024                     
 MINIMUM TEMPERATURE (F)   76        68      1957                      


SUNRISE AND SUNSET                                                    
MAY 20 2025...........SUNRISE   5:49 AM AST   SUNSET   6:52 PM AST     
MAY 21 2025...........SUNRISE   5:49 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.




$$