AFOS product CLIBWI
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CDUS41 KLWX 010529
CLIBWI


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1228 AM EST MON JAN 1 2018


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

...THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 31 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         21    121 PM  72    1992  42    -21       48       
  MINIMUM          8   1115 PM  -1    1880  25    -17       25       
  AVERAGE         15                        34    -19       37      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.37 1975   0.09  -0.09     0.00    
  MONTH TO DATE    0.94                      3.37  -2.43     2.77    
  SINCE DEC 1      0.94                      3.37  -2.43     2.77    
  SINCE JAN 1     38.27                     41.88  -3.61    40.52    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           3.2  1970   0.1   -0.1              
  MONTH TO DATE    4.3                       3.0    1.3              
  SINCE JUL 1      4.3                       3.4    0.9              
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       50                        31     19       28       
  MONTH TO DATE  908                       877     31      818       
  SINCE DEC 1    908                       877     31      818       
  SINCE JUL 1   1655                      1781   -126     1517       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1316                      1164    152     1551       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     9.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    73          1100 PM                                     
 LOWEST     35           100 PM                                     
 AVERAGE    54                                                       

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

                                                                     
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   42        67      2005                    
 MINIMUM TEMPERATURE (F)   25        -6      1881                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  1 2018.......SUNRISE   726 AM EST   SUNSET   455 PM EST   
JANUARY  2 2018.......SUNRISE   726 AM EST   SUNSET   455 PM EST   

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




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