AFOS product CLISJU
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
155 
CDCA42 TJSJ 180431
CLISJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR                                
1229 AM AST TUE AUG 18 2020


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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 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         91    255 PM  93    1984  89      2       89       
  MINIMUM         81    652 AM  71    1903  78      3       75       
  AVERAGE         86                        84      2       82      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          3.00 1903   0.18  -0.18     1.70    
  MONTH TO DATE    1.24                      2.72  -1.48     2.16    
  SINCE JUN 1     15.56                     12.20   3.36    11.89    
  SINCE JAN 1     43.81                     30.88  12.93    22.21    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE JUN 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 JUN 1      0                         0      0        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       21                        19      2       17       
  MONTH TO DATE  342                       323     19      339       
  SINCE JUN 1   1543                      1442    101     1502       
  SINCE JAN 1   3933                      3607    326     3741       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     E (70)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     E (70)       
  AVERAGE WIND SPEED     9.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    91                                                       
 LOWEST     66                                                       
 AVERAGE    79                                                       

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

                                                                     
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   89        94      1991                    
 MINIMUM TEMPERATURE (F)   78        72      1956                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 18 2020........SUNRISE   607 AM AST   SUNSET   648 PM AST   
AUGUST 19 2020........SUNRISE   607 AM AST   SUNSET   648 PM AST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$