250  
CDUS41 KLWX 040523  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1223 AM EST SAT JAN 4 2020  
 
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR JANUARY 3 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 423 PM 68 2000 42 11 49  
MINIMUM 47 811 AM 0 1879 25 22 30  
AVERAGE 50 33 17 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.25 3.22 1944 0.09 0.16 0.00  
MONTH TO DATE 0.25 0.28 -0.03 0.03  
SINCE DEC 1 3.82 3.65 0.17 6.57  
SINCE JAN 1 0.25 0.28 -0.03 0.03  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.6 1988 0.1 -0.1  
MONTH TO DATE 0.0 0.4 -0.4  
SINCE JUL 1 0.3 3.8 -3.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 32 -17 25  
MONTH TO DATE 66 96 -30 63  
SINCE DEC 1 836 973 -137 838  
SINCE JUL 1 1597 1877 -280 1751  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 48 100 AM  
AVERAGE 71  
   
......................................................
 
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 70 2000  
1950  
MINIMUM TEMPERATURE (F) 25 4 1918  
 
 
SUNRISE AND SUNSET  
JANUARY 4 2020.......SUNRISE 726 AM EST SUNSET 457 PM EST  
JANUARY 5 2020.......SUNRISE 726 AM EST SUNSET 458 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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