235  
CDUS41 KLWX 042124  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
423 PM EST SAT JAN 4 2020  
 
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR JANUARY 4 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 59 347 PM 70 2000 42 17 48  
1950  
MINIMUM 49 354 AM 4 1918 25 24 28  
AVERAGE 54 33 21 38  
 
PRECIPITATION (IN)  
TODAY 0.04 1.90 1886 0.10 -0.06 0.04  
MONTH TO DATE 0.29 0.38 -0.09 0.07  
SINCE DEC 1 3.86 3.75 0.11 6.61  
SINCE JAN 1 0.29 0.38 -0.09 0.07  
 
SNOWFALL (IN)  
TODAY 0.0 1.8 1980 0.2 -0.2  
MONTH TO DATE 0.0 0.6 -0.6  
SINCE JUL 1 0.3 4.0 -3.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 11 32 -21 27  
MONTH TO DATE 77 128 -51 90  
SINCE DEC 1 847 1005 -158 865  
SINCE JUL 1 1608 1909 -301 1778  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 2.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 75 300 PM  
AVERAGE 88  
   
......................................................
 
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 69 1997  
MINIMUM TEMPERATURE (F) 25 1 1877  
 
 
SUNRISE AND SUNSET  
JANUARY 4 2020.......SUNRISE 726 AM EST SUNSET 457 PM EST  
JANUARY 5 2020.......SUNRISE 726 AM EST SUNSET 458 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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