440  
CDUS41 KLWX 172132  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
432 PM EST SUN DEC 17 2023  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 55 3:59 PM 68 1984 47 8 49  
MINIMUM 42 2:02 AM 5 1951 29 13 33  
AVERAGE 49 38 11 41  
 
PRECIPITATION (IN)  
TODAY 0.08 2.47 1888 0.12 -0.04 0.00  
MONTH TO DATE 2.87 2.13 0.74 3.10  
SINCE DEC 1 2.87 2.13 0.74 3.10  
SINCE JAN 1 37.97 43.42 -5.45 45.48  
 
SNOWFALL (IN)  
TODAY 0.0 11.5 1932 0.1 -0.1 0.0  
MONTH TO DATE T 1.2 -1.2 0.0  
SINCE DEC 1 T 1.2 -1.2 0.0  
SINCE JUL 1 T 1.3 -1.3 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 16 27 -11 24  
MONTH TO DATE 366 424 -58 412  
SINCE DEC 1 366 424 -58 412  
SINCE JUL 1 1075 1264 -189 1165  
 
COOLING  
TODAY 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 10 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 AM  
LOWEST 85 12:00 AM  
AVERAGE 91  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 72 2006  
MINIMUM TEMPERATURE (F) 29 7 1919  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 7:20 AM EST SUNSET 4:45 PM EST  
DECEMBER 18 2023......SUNRISE 7:21 AM EST SUNSET 4:46 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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