186  
CDUS41 KLWX 160537  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1237 AM EST SAT DEC 16 2023  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 15 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 60 1:57 PM 70 1929 48 12 49  
1971  
MINIMUM 29 3:26 AM 9 1960 30 -1 33  
1962  
AVERAGE 45 39 6 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.24 2018 0.12 -0.12 2.07  
MONTH TO DATE 2.79 1.89 0.90 2.81  
SINCE DEC 1 2.79 1.89 0.90 2.81  
SINCE JAN 1 37.89 43.18 -5.29 45.19  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.7 1905 0.0 0.0 0.0  
MONTH TO DATE T 1.0 -1.0 0.0  
SINCE DEC 1 T 1.0 -1.0 0.0  
SINCE JUL 1 T 1.1 -1.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 26 -6 24  
MONTH TO DATE 331 370 -39 366  
SINCE DEC 1 331 370 -39 366  
SINCE JUL 1 1040 1210 -170 1119  
 
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 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 1:00 AM  
LOWEST 29 2:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 71 1971  
MINIMUM TEMPERATURE (F) 30 10 1951  
 
SUNRISE AND SUNSET  
DECEMBER 16 2023......SUNRISE 7:19 AM EST SUNSET 4:45 PM EST  
DECEMBER 17 2023......SUNRISE 7:20 AM EST SUNSET 4:45 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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