640  
CDUS41 KLWX 132122  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
422 PM EST WED DEC 13 2023  
   
...............................  
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 13 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 51 11:31 AM 72 2015 48 3 44  
MINIMUM 28 6:09 AM 8 1960 30 -2 23  
AVERAGE 40 39 1 34  
 
PRECIPITATION (IN)  
TODAY 0.00 3.08 1909 0.13 -0.13 0.00  
MONTH TO DATE 2.79 1.64 1.15 0.74  
SINCE DEC 1 2.79 1.64 1.15 0.74  
SINCE JAN 1 37.89 42.93 -5.04 43.12  
 
SNOWFALL (IN)  
TODAY 0.0 7.6 1966 0.1 -0.1 0.0  
MONTH TO DATE T 0.9 -0.9 0.0  
SINCE DEC 1 T 0.9 -0.9 0.0  
SINCE JUL 1 T 1.0 -1.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 25 26 -1 31  
MONTH TO DATE 282 318 -36 309  
SINCE DEC 1 282 318 -36 309  
SINCE JUL 1 991 1158 -167 1062  
 
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 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 6:00 AM  
LOWEST 27 2:00 PM  
AVERAGE 56  
   
......................................................  
 
THE BALTIMORE MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 71 1881  
1929  
2015  
MINIMUM TEMPERATURE (F) 30 11 1960  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 7:17 AM EST SUNSET 4:44 PM EST  
DECEMBER 14 2023......SUNRISE 7:18 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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