529  
CDUS41 KLWX 100521  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1221 AM EST TUE DEC 10 2024  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 9 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57 3:58 PM 73 1966 49 8 56  
MINIMUM 32 4:08 AM 4 1876 31 1 34  
AVERAGE 45 40 5 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 1.41 2009 0.13 -0.10 0.00  
MONTH TO DATE 0.03 1.13 -1.10 0.79  
SINCE DEC 1 0.03 1.13 -1.10 0.79  
SINCE JAN 1 34.19 42.42 -8.23 35.89  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.8 2017 0.1 -0.1 0.0  
MONTH TO DATE T 0.6 -0.6 T  
SINCE DEC 1 T 0.6 -0.6 T  
SINCE JUL 1 T 0.7 -0.7 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 25 -5 20  
MONTH TO DATE 250 215 35 191  
SINCE DEC 1 250 215 35 191  
SINCE JUL 1 958 1055 -97 900  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1622 1322 300 1469    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 2.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 10:00 PM  
LOWEST 64 12:00 AM  
AVERAGE 79  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 72 1966  
MINIMUM TEMPERATURE (F) 31 1 1876  
 
SUNRISE AND SUNSET  
DECEMBER 10 2024......SUNRISE 7:16 AM EST SUNSET 4:44 PM EST  
DECEMBER 11 2024......SUNRISE 7:16 AM EST SUNSET 4:44 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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