725  
CDUS41 KLWX 190527  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1227 AM EST TUE DEC 19 2023  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 18 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 57 1:31 AM 72 2006 47 10 43  
MINIMUM 37 11:33 PM 7 1919 29 8 29  
AVERAGE 47 38 9 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.68 3.36 1977 0.12 0.56 T  
MONTH TO DATE 5.48 2.25 3.23 3.10  
SINCE DEC 1 5.48 2.25 3.23 3.10  
SINCE JAN 1 40.58 43.54 -2.96 45.48  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1916 0.1 -0.1 T  
MONTH TO DATE T 1.3 -1.3 T  
SINCE DEC 1 T 1.3 -1.3 T  
SINCE JUL 1 T 1.4 -1.4 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 27 -9 29  
MONTH TO DATE 383 451 -68 441  
SINCE DEC 1 383 451 -68 441  
SINCE JUL 1 1092 1291 -199 1194  
 
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 32 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 17.0  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 12:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 66 1924  
1931  
MINIMUM TEMPERATURE (F) 29 6 1989  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 7:21 AM EST SUNSET 4:46 PM EST  
DECEMBER 20 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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