AFOS product CLISJU
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CDCA42 TJSJ 180433
CLISJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR                                
1232 AM AST MON MAY 18 2020


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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 17 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         93   1249 PM  94    1903  88      5       90       
  MINIMUM         76    553 AM  69    1960  76      0       78       
  AVERAGE         85                        82      3       84      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             2.92 2010   0.19  -0.19     0.03    
  MONTH TO DATE    1.15                      3.28  -2.13     0.92    
  SINCE MAR 1     10.37                      9.91   0.46     5.00    
  SINCE JAN 1     27.71                     16.06  11.65     9.27    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE MAR 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
                                                                     
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       20                        17      3       19       
  MONTH TO DATE  320                       280     40      288       
  SINCE MAR 1   1221                      1170     51     1221       
  SINCE JAN 1   2110                      1921    189     1995       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     E (100)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     E (90)       
  AVERAGE WIND SPEED     7.9                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    88                                                       
 LOWEST     49                                                       
 AVERAGE    69                                                       

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

                                                                     
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88        94      1903                    
 MINIMUM TEMPERATURE (F)   76        67      1957                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 18 2020...........SUNRISE   549 AM AST   SUNSET   652 PM AST   
MAY 19 2020...........SUNRISE   549 AM AST   SUNSET   652 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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