836  
CDUS41 KLWX 200521  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1221 AM EST WED DEC 20 2023  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 19 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 43 10:12 AM 66 1924 47 -4 43  
1931  
MINIMUM 26 11:59 PM 6 1989 29 -3 25  
AVERAGE 35 38 -3 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.58 1936 0.12 -0.12 0.00  
MONTH TO DATE 5.48 2.37 3.11 3.10  
SINCE DEC 1 5.48 2.37 3.11 3.10  
SINCE JAN 1 40.58 43.66 -3.08 45.48  
 
SNOWFALL (IN)  
YESTERDAY 0.0 17.0 2009 0.1 -0.1 0.0  
MONTH TO DATE T 1.4 -1.4 T  
SINCE DEC 1 T 1.4 -1.4 T  
SINCE JUL 1 T 1.5 -1.5 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 27 3 31  
MONTH TO DATE 413 478 -65 472  
SINCE DEC 1 413 478 -65 472  
SINCE JUL 1 1122 1318 -196 1225  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1469 1322 147 1566    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 4:00 AM  
LOWEST 44 12:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 67 1877  
MINIMUM TEMPERATURE (F) 29 6 1942  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 7:22 AM EST SUNSET 4:47 PM EST  
DECEMBER 21 2023......SUNRISE 7:22 AM EST SUNSET 4:47 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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