800  
CDUS41 KLWX 160722  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
222 AM EST TUE DEC 16 2025  
   
...............................  
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 15 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 26 2:56 PM 70 1929 48 -22 40  
1971  
MINIMUM 16 6:16 AM 9 1960 30 -14 29  
1962  
AVERAGE 21 39 -18 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.24 2018 0.12 -0.12 0.23  
MONTH TO DATE 1.16 1.89 -0.73 1.18  
SINCE DEC 1 1.16 1.89 -0.73 1.18  
SINCE JAN 1 35.69 43.18 -7.49 35.34  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.7 1905 0.0 0.0 0.0  
MONTH TO DATE 2.0 1.0 1.0 T  
SINCE DEC 1 2.0 1.0 1.0 T  
SINCE JUL 1 2.0 1.1 0.9 T  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 26 18 30  
MONTH TO DATE 500 370 130 408  
SINCE DEC 1 500 370 130 408  
SINCE JUL 1 1289 1210 79 1116  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1404 1322 82 1622    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 5:00 AM  
LOWEST 52 6:00 PM  
AVERAGE 58  
   
......................................................  
 
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 2025......SUNRISE 7:20 AM EST SUNSET 4:45 PM EST  
DECEMBER 17 2025......SUNRISE 7:20 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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