364  
CDUS41 KLWX 202133  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
432 PM EST FRI DEC 20 2019  
 
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 20 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 41 249 PM 67 1877 44 -3 60  
MINIMUM 19 734 AM 6 1942 27 -8 27  
AVERAGE 30 35 -5 44  
 
PRECIPITATION (IN)  
TODAY 0.00 1.60 1957 0.10 -0.10 0.78  
MONTH TO DATE 2.74 2.26 0.48 4.32  
SINCE DEC 1 2.74 2.26 0.48 4.32  
SINCE JAN 1 37.30 40.77 -3.47 69.60  
 
SNOWFALL (IN)  
TODAY 0.0 3.0 1966 0.1 -0.1  
1942  
MONTH TO DATE 0.3 1.7 -1.4  
SINCE JUL 1 0.3 2.1 -1.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 35 30 5 21  
MONTH TO DATE 524 540 -16 522  
SINCE DEC 1 524 540 -16 522  
SINCE JUL 1 1285 1444 -159 1435  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1758 1164 594 1615    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 100 AM  
LOWEST 37 100 PM  
AVERAGE 57  
   
......................................................
 
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 71 2013  
MINIMUM TEMPERATURE (F) 27 5 1942  
 
 
SUNRISE AND SUNSET  
DECEMBER 20 2019......SUNRISE 722 AM EST SUNSET 447 PM EST  
DECEMBER 21 2019......SUNRISE 722 AM EST SUNSET 447 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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